Sunday's Premier League action

Liverpool's afternoon starts badly when Fernando Torres is forced off after just 10 minutes of their match against promoted Blackpool Photograph: Darren Staples/Reuters The situation soon worsens as Charlie Adam beats Pepe Reina from the penalty spot after Glen Johnson had fouled Luke Varney. 1-0 to Blackpool Photograph: Alex Livesey/Getty Images Reina doesn't look happy with himself. And he's beaten again before half-time by Varney's stinging effort. 2-0 to Blackpool ... at Anfield! Photograph: Darren Staples/Reuters Even with Joe Cole and Steven Gerrard on the field, Liverpool are looking hopeless Photograph: John Powell/Liverpool FC via Getty Images Roy Hodgson is apoplectic on the touchline Photograph: Barrington Coombs/PA Cole grabs the ball and scampers back to the centre circle after Sotirios Kyrgiakos pulls a goal back for the home side with a header Photograph: John Powell/Liverpool FC via Getty Images The Greek defender almost scores the equaliser in injury time with another header, but is denied by a great save Photograph: Andrew Yates/AFP/Getty Images Blackpool's Ian Evatt and Keith Southern celebrate at the end of the match Photograph: Paul Thomas/Action Images The face of Liverpool's Slovak defender Martin Skrtel tells a story of desperation at Anfield Photograph: Andrew Yates/AFP/Getty Images At Stamford Bridge, league leaders Chelsea were hosting Arsenal Photograph: Ian Kington/AFP/Getty Images Chelsea's goalkeeper Petr Cech is called upon to make a finger-tip save from Andrey Arshavin Photograph: Dylan Martinez/Reuters Didier Drogba gives Chelsea the advantage in the 39th minute, cleverly turning in Ashley Cole's low cross at the near post Photograph: Ian Kington/AFP/Getty Images Despite having much of the possession, Arsenal cannot equalise. Instead, Alex scores a thumping free-kick in the second half to make it 2-0 Photograph: Darren Walsh/Chelsea FC via Getty Images The two goal-scorers celebrate. Chelsea remain top of the table Photograph: Mike Hewitt/Getty Images At Eastlands, where Manchester City host Newcastle, Hatem Ben Arfa suffered a nasty injury from a terrible tackle by Nigel de Jong Photograph: Michael Mayhew/Sportsphoto He had to be stretchered off in only the seventh minute Photograph: Ian Horrocks/Newcastle Utd via Getty Images Carlos Tevez scores the opening goal for Manchester City from the penalty spot in the 18th minute after he was fouled by Mike Williamson Photograph: Chris Brunskill/Getty Images Jonás Gutiérrez fired Newcastle back into the match six minutes later Photograph: Carl Recine/Action Images But Adam Johnson's neat run and low shot 15 minutes from time gave City the victory Photograph: Fotosports - Robin Parker/EPA