Tottenham Hotspur climbed to third with a 3-1 win over Southampton while Chelsea hung on to fourth spot, above Arsenal on goal difference, despite a 2-1 defeat at Wolverhampton Wanderers.
Arsenal have the players and qualities to challenge for the Premier League title and their failure to do so is frustrating, striker Alexis Sanchez has said.
Arsenal re-established themselves as serious contenders for their first Premier League title since 2004 with a comfortable victory at lowly Bournemouth on Sunday.
Champions Chelsea beat 9-man Arsenal 2-0 in a heated match at Stamford Bridge last week but a coffee brand had to bear the brunt of angry Arsenal supporters.
Images from the English Premier League match between Arsenal and West Ham United on Tuesday.
North London Club Arsenal has agreed a 23 million fee to sign Real Madrid striker Gonzalo Higuain, smashing their previous transfer record.
Former winners Borussia Dortmund host Arsenal in their Champions League Group F opener on Tuesday, with both sides desperate to drag themselves out of an early slump this season.
Arsenal beat Manchester United 1-0 to keep the Premier League title race wide open on Sunday with Aaron Ramsey's second-half winner cheered almost as loudly by Chelsea's fans as Arsenal's.
A second-string Arsenal side proved strong enough to secure a 2-0 victory at Championship club Burnley on Sunday and with it a place in Monday's FA Cup fourth-round draw.
Arsenal midfielder Aaron Ramsey hopes the North London can choke LeicesterCity's unexpected Premier League title charge after picking up their first win in five matches in Sunday's 2-0 win over Bournemouth.
Arsenal striker Olivier Giroud has no concerns over his future at the club despite being displaced in the starting line-up by Alexis Sanchez, vowing to fight his way back into manager Arsene Wenger's first-team plans. Chilean forward Sanchez has shone in the central striker's role, scoring eight goals in 15 appearances this season, while Giroud has missed much of the campaign with a toe injury.
Photos from the UEFA Champions League Round of 16, 2nd leg match played between FC Barcelona and Arsenal at the Camp Nou on Wednesday
Arsenal's improbable late run at the Premier League title gained momentum with a 1-0 victory at struggling Burnley on Saturday, an eighth straight triumph that moved them within four points of leaders Chelsea.
Images from the English Premier League matches played on Saturday.
Arsenal will man the barricades on Tuesday in anticipation of a Barcelona backlash while hoping that their second Champions League visit to the Nou Camp in less than a year will be less harrowing than the first.
Meanwhile, Manchester United winger Jesse Lingard says his "heart is at Old Trafford" and negotiations are ongoing over a new deal with the club that will extend a contract that runs out at the end of next season.
Central defender Thomas Vermaelen is mulling the prospect of leaving Arsenal in January to boost his chances of playing for Belgium in the World Cup finals.
Arsenal, who went nine years without a trophy before winning the FA Cup in May, collected their second piece of silverware in three months when they crushed champions Manchester City 3-0 in the Community Shield at Wembley on Sunday.
The club has not made the length of the new deal public, but manager Arsene Wenger told Arsenal's website (www.arsenal.com): "It's fantastic news that Robin van Persie has committed his long-term future to Arsenal Football Club, we're all delighted.
Olivier Giroud scored the decisive spot kick as Arsenal beat Chelsea 4-1 in a penalty shootout to win the Community Shield at Wembley on Sunday.
Arsenal, Olympique Lyon and Villarreal try to venture into the unknown this week when the second legs of the Champions League quarter-finals take place.
A Robin van Persie double earned Arsenal a fifth consecutive Premier League victory on Saturday as Arsene Wenger's side beat Norwich City 2-1 at Carrow Road.
West Ham United capitalised on two mistakes from Arsenal's new goalkeeper Petr Cech to claim a surprise 2-0 victory at the Emirates and bring the Gunners' early Premier League optimism down to earth with a bump on Sunday.
Arsenal forward Theo Walcott and Spanish midfielder Santi Cazorla have signed new contracts with the Gunners, the Premier League club said on Friday.
Images from the English Premier League matches played on Tuesday.
Blackburn Rovers heaped more misery on Arsenal when they came from behind to beat Arsene Wenger's side 4-3 in the Premier League on Saturday with the Gunners conceding two second half own goals at Ewood Park.
Uzbek billionaire Alisher Usmanov, who is a major shareholder in the Arsenal Football Club, is of the opinion that manager Arsene Wenger needs to be given the financial backing to bring in experienced players to end the club's six-year trophy drought.
Chelsea routed title rivals Arsenal 6-0 in manager Arsene Wenger's 1,000th game in charge as blundering referee Andre Marriner was left red-faced after he sent off the wrong player in the Premier League match at Stamford Bridge, in London.
Arsenal battled to overcome a resilient Ipswich Town 3-0 on Tuesday before reaching the League Cup final where Arsene Wenger's men will hope to end their six-year wait for a trophy.
Arsenal have signed Morocco's 26-year-old striker Marouane Chamakh on a long-term contract from Girondins Bordeaux, the English Premier League club said on Friday.
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 defender Per Mertesacker could be sidelined for a month with an ankle injury, manager Arsene Wenger said on the eve of Wednesday's Champions League game at AC Milan.
Arsenal manager Arsene Wenger has reportedly given the green light to break the bank and spend 40 million pounds on controversial Liverpool striker Luis Suarez and the club is confident that Suarez will quit Liverpool for a sensational move to the Emirates.
Arsenal's dramatic 2-1 Champions League win against Anderlecht on Wednesday rescued three valuable points but the victory only served to paper over the ever-widening cracks.
Porto beat an under-strength Arsenal side 2-0 on Wednesday to clinch top spot in Group G of the Champions League. With the two teams already guaranteed a place in the first knockout round, Arsenal manager Arsene Wenger, in his 700th game in charge of the London side, rested several first choice players and chose to field young reserves instead.
Atletico Madrid striker Diego Costa haunted Arsenal again by firing his side to a 1-0 win in Thursday's Europa League semi-final second leg to send the Spaniards into the final and deny Arsene Wenger a dream end to his long reign as Arsenal coach.