The victory at Suzuka was the Dutch driver's 13th in 16 races this season and left him on the brink of a third world title.
A widely-circulated anonymous email put fresh focus on recent allegations of misconduct toward a female colleague.
Mercedes driver and seven times world champion Hamilton told reporters Marko's words were "not something that you just apologise (for) and it's all OK".
McLaren's Lando Norris took pole in the qualifying race after seven-time Formula One world champion Lewis Hamilton crashed his Ferrari during the final practice session at the Spanish Grand Prix at Madrid's challenging new circuit.
Qatar remains committed to hosting November's MotoGP and Formula One races despite regional uncertainty, with Lusail preparations continuing and Formula One set to decide the race's fate.
The Dutch driver won the race at Suzuka, with Leclerc demoted from second to third behind Red Bull's Sergio Perez for cutting the final chicane while defending from the Mexican on the last lap.
Four times world champion Sebastian Vettel is leaving Red Bull at the end of the season and is set to join Ferrari, the Formula One team said on Saturday.
Austrian Christian Klien will race the next four Grands Prix for Red Bull and probably the two after that as well
Dominant Formula One leader Max Verstappen ran away with the Hungarian Grand Prix by a mighty margin on Sunday as Red Bull made history with a record 12th victory in a row.
Australian Daniel Ricciardo won the Chinese Grand Prix for Red Bull on Sunday while Ferrari's championship leader Sebastian Vettel finished only eighth.
Adrian Newey accused Red Bull's rivals of being afraid to supply them with engines for 2016 and warned there is a real risk of the four times world champions walking away from Formula One.
Germany's Sebastian Vettel will replace retiring David Coulthard at Red Bull Formula One team next year.
McLaren's Lando Norris delivered a stunning 'wonder lap' to snatch pole position for the Spanish Grand Prix, beating championship leader Kimi Antonelli by a mere 0.011 seconds.
George Russell won the Dutch Grand Prix sprint race from pole position, extending Mercedes' strong performance.
Formula One leader Kimi Antonelli secured a sensational victory at his home Italian Grand Prix, climbing from 19th on the grid to first, dealing a significant blow to Mercedes teammate and closest championship rival George Russell.
Red Bull are among a number of team frustrated by their inability to keep up with Mercedes, who dominated Formula One last year and cruised to an easy victory in Sunday's season-opening Australian Grand Prix
Red Bull dropped Daniil Kvyat to sister team Toro Rosso following his disastrous weekend at the Russian Grand Prix and promoted Max Verstappen as his replacement ahead of the Spanish Grand Prix.
Formula One champions Red Bull scoffed at suggestions they manipulated Sunday's Brazilian Grand Prix to hand Mark Webber a first victory of the season.
A weekend that began at the top of the timesheets for Max Verstappen ended with the Dutchman out of the points and in a war of words with Ferrari rivals after a nightmare Belgian Formula One Grand Prix.
Spanish matador Fernando Alonso followed in the footsteps of a veteran Argentine red 'Bull' on Sunday to beat the modern-day Red Bulls and give Ferrari a longed-for 60th anniversary present.
Red Bull owner Dietrich Mateschitz has blamed Formula One's engine rules for effectively ending his team's title hopes.
German Sebastian Vettel gave Red Bull their first Formula One win with a pole to chequered flag victory ahead of team mate Mark Webber in the rain-soaked Chinese Grand Prix on Sunday.
Lewis Hamilton has turned his fire on Formula One rivals Red Bull for suggesting after a controversial Malaysian Grand Prix that he has joined Mercedes as their clear No 1.
While champions Red Bull and Sebastian Vettel showed in Turkey that they had learned their lessons, the question now is whether Formula One itself needs to do more revision.
Formula One stewards rejected on Friday a Red Bull protest against a new steering system used by champions Mercedes in practice for the season-opening Austrian Grand Prix.
Red Bull will put a 'very different' car on the track for the season-opening Australian Grand Prix from the model which disappointed during the last test in Bahrain, reigning champion Sebastian Vettel said on Thursday.
Kimi Antonelli of Mercedes secured his sixth victory of the season at the Belgian Grand Prix, extending his Formula One championship lead over Lewis Hamilton. The race saw incidents including a collision between George Russell and Hamilton, and Hamilton later faced investigation for an unsafe pitstop release. Charles Leclerc and Max Verstappen completed the podium.
Red Bull's Formula One world champion Sebastian Vettel won the European Grand Prix on Sunday for his sixth victory in eight races this season.
George Russell won the Austrian Grand Prix from pole position, his second victory of the season, reducing Mercedes teammate Kimi Antonelli's Formula One lead to 40 points.
Ferrari's Carlos Sainz won the Singapore Grand Prix on Sunday to end Formula One leader Max Verstappen's record run of 10 wins in a row.
Max Verstappen won the Miami Grand Prix from ninth on the starting grid with a masterful display of tyre management on Sunday.
Racing Bulls driver Arvid Lindblad, who has a British Indian mother, is increasingly vocal about his strong Indian roots, a heritage he has always been proud of.
French Formula One driver Pierre Gasly secured his first career pole position at the Italian Grand Prix, driving for Alpine. He upset favourites like George Russell and Max Verstappen with a stunning final lap, marking a significant achievement for both Gasly and his team at the historic Monza circuit.
World champion Sebastian Vettel continued his perfect start to the Formula One season by winning the Malaysian Grand Prix from pole position on Sunday.
Lewis Hamilton apologised to Ferrari after missing a crucial pit entry during a Virtual Safety Car period at the Singapore Grand Prix, which prevented the team from securing a double podium. His decision to stay out led to significant tyre degradation and a drop to sixth place, costing valuable points. Ferrari team boss Fred Vasseur confirmed there was no miscommunication and acknowledged the missed opportunity.
Dutch driver Max Verstappen has extended his contract with Red Bull until the end of 2023, the Formula One team announced in a statement on Tuesday. The Dutchman, who in 2016 became the youngest ever race winner in the sport's history, had been linked to both Ferrari and Mercedes in paddock speculation.
Formula One champions Red Bull recognised on Saturday they were well behind rivals in pre-season testing but dismissed reports that Sebastian Vettel had "thrown a hissy fit" about the situation.
Lewis Hamilton wanted to move to Red Bull and had advanced discussions with the champions before he agreed a deal to race for Mercedes this season, according to Formula One supremo Bernie Ecclestone.
The Finn, world champion with Ferrari in 2007, is out of contract at Lotus at the end of the season and has been strongly tipped to become triple world champion Sebastian Vettel's team mate next year.
Retired British driver David Coulthard is on standby for a Formula One comeback if either of Red Bull's drivers are unable to race in the first two Grands Prix of the season, the team said on Wednesday. A spokeswoman said the 37-year-old Scot, in Melbourne as a pundit for BBC television, was their official reserve driver for Sunday's Australian season-opener and the following race in Malaysia.