Theo Walcott and Santi Cazorla scored in the second half as Arsenal downed West Ham, 3-1, at Boleyn Ground on Saturday in the English Premier League.
Mohamed Diame put West Ham in front after 21 minutes, but Oliver Giroud scored his first goal since his summer transfer from French champion Montpellier, and Walcott and Cazorla added their second goals of the season after half.
Arsenal won for the third time this season to go with three draws as it stayed within seven points of first-place Chelsea after seven games. The Gunners are fifth in the table, with Manchester United and Tottenham lurking.
West Ham lost for just the second time as its five-game unbeaten streak ended. The Hammers are eight off the top in eighth place.
The Hammers struck early with Diame converted from a tough angle on the left, driving a shot around Arsenal goalkeeper Vito Mannone to the far post in the for his first goal of the season.
Arsenal pulled the first goal back four minutes before half, as Lukas Podolski delivered a pin-point cross from the left that Giroud met at the near post and poked inside the upright.
Giroud turned provider in the second half to set up the game-winner, as he put Walcott through down the right and the English international finished well to the near post with a curling shot past West Ham goalie Jussi Jaaskelainen.
Walcott continued the trend with an assist on the final goal, playing a short ball into space for Cazorla to hit first-time from 25 yards into the top-right corner.
Arsenal will try to maintain its place in the table over the weekend as United visits Newcastle and Tottenham hosts Aston Villa in two of Sunday's four games on the schedule.
Chelsea 4, Norwich City 1
London, England - Fernando Torres, Frank Lampard and Eden Hazard scored inside 31 minutes as Chelsea responded to an early deficit with an impressive 4-1 win Saturday over Norwich City at Stamford Bridge in the English Premier League.
Branislav Ivanovic added a second-half goal for Chelsea, which is comfortably atop the standings after its sixth win against a draw in seven league matches this season.
Just minutes after falling behind, Ivanovic found Torres for the first goal for Chelsea, and the Spain international finished to the lower-left corner for his fourth goal of the season in the 14th minute.
Lampard added the second goal in the 22nd with a shot from the edge of the box to the bottom-left corner, and Juan Mata put Hazard through in the 31st for a finish to the bottom right.
Mata also set up the final goal, and Ivanovic converted to the bottom right to seal the impressive win.
Grant Holt scored in the 11th minute for Norwich, which dropped its third in a row to remain winless this season. QPR and Reading are also winless.
Manchester City 3, Sunderland 0
Manchester, England - Aleksandar Kolarov, Sergio Aguero and James Miler scored as Manchester City extended its unbeaten start in the English Premier League with a 3-0 win over Sunderland on Saturday at Etihad Stadium.
Kolarov scored the first goal less than five minutes into the game, and Aguero added his goal on the hour to put City in control. Milner notched his goal one minute from time, sealing a fourth win against three draws for City.
City escaped its Champions League home match with a 1-1 draw against Borussia Dortmund on Wednesday, but returned to last season's impressive form against Sunderland.
After posting 17 shutouts in 38 matches last season, City and goalkeeper Joe earned their first of the new campaign as defending champion City climbed to second, four points off the pace of Chelsea.
Sunderland had its four-game unbeaten streak snapped, and is 12 points off the pace in 13th place.
Wigan 2, Everton 2
Wigan, England - Leighton Baines converted a penalty kick three minutes from time as Everton tied Wigan, 2-2, on Saturday at DW Stadium in the English Premier League.
The first three goals came inside 23 minutes, with Arouna Kone and Franco Di Santo scoring for Wigan and Nikica Jelavic scoring for Everton. The score held deep into the match, when Baines gave Everton a share of the points.
Maynor Figueroa fouled Kevin Mirallas to surrender the penalty, and Baines hit the spot kick to the top-right corner to convert the shot as Everton continued its strong start to the season.
Everton has four wins and two draws through seven matches, and sits just five points off the pace of first-place Chelsea. Wigan snapped a three-game losing streak, but is still winless in five matches.
Swansea City 2, Reading 2
Swansea, Wales - Michu and Wayne Routledge scored seven minutes apart after the 70th minute as Swansea City rallied to keep Reading winless with a 2-2 tie Saturday at Liberty Stadium in the English Premier League.
Pavel Pogrebnyak and Noel Hunt scored late in the first half as Reading earned a two-goal lead before halftime, but Michu pulled the first goal back in the 71st and Routledge followed in the 78th for Swansea.
Swansea snapped a three-match losing streak but is still winless in five after opening the season with two straight wins. Reading has three ties in six games but is one of three winless teams along with Norwich City and QPR.
West Bromwich 3, QPR 2
West Bromwich, England - James Morrison and Zoltan Gera scored the opening 22 minutes and Youssuf Mulumbu scored five minutes from time as West Bromwich won 3-2 over winless QPR on Saturday at The Hawthorns.
West Bromwich won for the second time during a three-game unbeaten streak, and moved into the top four in the English Premier League. With four wins and two draws in seven matches, West Brom is five behind Chelsea with 14 points.
Adel Taarabt and Esteban Granero scored for QPR, which lost its third straight and for the fifth time against two draws in seven matches this season.