Arsenal fought back from a goal down against old foes Chelsea to reach the League Cup final as Granit Xhaka poked home to complete a 2-1 second-leg win on Wednesday that set up a Wembley showdown with Manchester City.
Tuchel said he hoped left back Ben Chilwell will not require surgery and that the club will wait to see how the situation develops before deciding if they need cover for the position.
Arsenal fielded a strong team with Ozil installed as captain and the Premier League side soon took control against weakened opposition, given the time and space they will not be afforded when the domestic campaign kicks off in August.
Arsene Wenger has "no doubt" he will still be the manager of Arsenal next season despite pressure from the club's supporters to end his 20-year stay with the north London side. A run of just two wins from their last nine games in all competitions has seen the Gunners knocked out of the Champions League last-16 for a sixth successive season and exit the FA Cup in the quarter-final, losing to Watford at the Emirates Stadium. Arsenal's dismal form has severely dented their hopes of ending their 12-year wait for the Premier League title, as they trail leaders Leicester City by 11 points with a game in hand.
'The boys will be pleased not to lose but also definitely not happy we didn't win.'
A summary of Sunday's action in the Premier League.
Runaway Premier League leaders Manchester City beat champions Chelsea 1-0 at the Etihad Stadium on Sunday to extend their lead to 18 points and leave the London side further adrift from the Champions League qualification spots.
Leicester City won at Arsenal for the first time in 47 years on Sunday, with substitute Jamie Vardy's late close-range header enough to secure victory in the Premier League at The Emirates.
Hull City secured a stunning 2-1 win at Arsenal in the English Premier League on Saturday thanks to a header by Daniel Cousin that ruined Arsene Wenger's 12th anniversary as manager of the north London side. It was only Arsenal's second defeat in 60 matches at the Emirates Stadium and meant they tumbled from first place at the start of the day into fourth spot. Hull, who are playing in the top division for the first time, are sixth.
Liverpool opened up a seven-point gap at the top of the English Premier League with a 1-0 win at Brighton & Hove Albion on Saturday, while Arsenal's poor away form continued with a 1-0 defeat at West Ham United.
Frustrated Arsenal winger Lukas Podolski hinted on Thursday he might leave the Premier League club before his contract expires in 2016 because he was not playing enough.
High drama ensued during the English Premier League matches on Wednesday as Spurs manager Jose Mourinho was booked while Brighton stunned Chelsea via Alireza Jahanbakhsh's superb equaliser to deny the Blues victory. Here is all the EPL action in IMAGES from Wednesday's matches.
Bolton Wanderers squandered a chance to leap into the Champions League places when they were held 1-1 at home by Everton while fourth-placed Arsenal drew 0-0 at Newcastle United in the Premier League on Monday.
Arsenal defender Gabriel has had his claim of wrongful dismissal in the feisty local derby against Chelsea upheld by the FA, but Chelsea's Diego Costa has been banned for three matches with immediate effect.
Arsenal manager Arsene Wenger will take into consideration the views of the club's divided fan base before deciding whether to extend his 20-year reign at the north London side.
IMAGES from the English Premier League matches played on Sunday
Former World Cup winner and Arsenal's record goal-scorer Thierry Henry announced his retirement from soccer on Tuesday, bringing an end to his a glittering 20-year career.
Former England defender Sol Campbell took a step towards a remarkable return to Arsenal's first team when he played for their reserves against West Ham United Tuesday. 'Talks are ongoing with Sol with a view to a permanent move back to Arsenal Football Club,' the Premier League club said on their website (www.arsenal.com).
Arsenal overcame a brief Blackpool fight-back to win 3-1 at Bloomfield Road and close the gap on Manchester United to seven points at the top of the Premier League on Sunday.
Arsene Wenger signed a new two-year deal with Arsenal that will keep him at the Emirates Stadium until 2019, the English Premier League club announced on Wednesday.
News of all that's transpired on and off the football field.
Seven-time European champions AC Milan will face Arsenal in the standout last-16 tie in the Europa League after the draw was made in Nyon, Switzerland on Friday.
Petr Cech will return in goal for Arsenal at HullCity on Saturday after missing the 1-1 Champions League draw at Paris St Germain in midweek.
Tottenham Hotspur claimed a first victory at Chelsea for 28 years with Dele Alli scoring twice in the second half as they came back to win 3-1 and cement fourth place in the Premier League on Sunday.
Arsenal midfielder Aaron Ramsey scored a contender for goal of the season when he blasted home a 30-metre volley to help his team cruise past Galatasaray 4-1 to finish second in Champions League Group D.
A man who tried to rob Arsenal players Mesut Ozil and Sead Kolasinac at knifepoint in a failed North London carjacking last July was sentenced to 10 years in jail on Friday.
A summary of Thursday's matches in Europe's second tier club football tournament
In Pep Guardiola's 100th match in charge of the Manchester club, captain De Bruyne led from the front as City outclassed the Gunners, who have now suffered six home games without a win. Images from the EPL matches played on Sunday.
Arsenal travel across town to a vengeful Chelsea on Saturday knowing that another depressing defeat at Stamford Bridge would see their Premier League title hopes swept away with the lunchtime leftovers.
Arsenal teenager Bukayo Saka scored his first goal for the club as they beat 10-man Eintracht Frankfurt 3-0, while Manchester United's 17-year-old Mason Greenwood secured a 1-0 win over FC Astana as the Europa League group stage began on Thursday.
IMAGES from the English Premier League matches played on Saturday.
Arsenal have become the first Premier League club to reach five million followers on Twitter.
Wolves took the lead a minute later when Rayan Ait-Nouri's cross found Sarabia poorly marked in the middle of the box. The Spain international headed past Grbic to score his third goal in the campaign.
Midfielder Jack Wilshere will be offered a new Arsenal contract despite being sent to Bournemouth on loan this season, the London club's manager Arsene Wenger said on Friday.
Bayern Munich dismantled Arsenal 5-1 in UEFA Champions League Group F on Wednesday after a sensational first-half performance to close on the knockout stages with two matches left.
Arsenal have only themselves to blame after a run of two wins in nine games in all competitions has left them with only an outside chance of winning any silverware, midfielder Mesut Ozil was quoted as saying on Thursday.
Arsene Wenger praised his Arsenal players for the 'resilient and disciplined' way in which they qualified for the Europa League quarter-finals with a 3-1 win over AC Milan on Thursday.
"We estimate that Pakistan now has a nuclear weapons stockpile of approximately 170 warheads. The US Defense Intelligence Agency projected in 1999 that Pakistan would have 60 to 80 warheads by 2020, but several new weapon systems have been fielded and developed since then, which leads us to a higher estimate," the Nuclear Notebook column published in the Bulletin of the Atomic Scientists on September 11 said.
'I've been here 20 years and many times had the opportunity to leave. I don't have to convince you my preference has always been Arsenal'
IMAGES from the EPL matches played on Tuesday