Liverpool crashed to a shock 3-0 defeat at West Brom in Brendan Rodgers' first Premier League match as Reds boss, while Arsenal started life without Robin van Persie with a dour 0-0 draw against Sunderland on Saturday.

West Bromwich Albion's Peter Odemwingie celebrates scoring during a match in February 2012. Brendan Rodgers endured a disastrous first Premier League game as Liverpool manager as his 10 men succumbed to a 3-0 defeat at West Bromwich Albion.

Rodgers took over from Kenny Dalglish after Liverpool finished eighth last season, their worst final position for 18 years, and on the evidence of a shocking result at the Hawthorns the former Swansea manager still has plenty of work to do.

Rodgers, who gave debuts to new signings Joe Allen and Fabio Borini and left unsettled striker Andy Carroll on the bench, might have feared the worst when he saw Zoltan Gera blast Albion into the lead with a stunning 43rd-minute strike.

It was a sweet moment for Albion manager Steve Clarke, who was sacked by Liverpool at the end of last season after spending 18 months at Anfield as Dalglish's assistant.

Pepe Reina kept Liverpool in the match when he saved Shane Long's woeful second half penalty after Reds defender Daniel Agger was sent off for a professional foul.

But Albion won another penalty in the 64th minute and this time Nigerian striker Peter Odemwingie stepped up to blast home.

And Romelu Lukaku, on loan from Chelsea, rubbed salt into Liverpool's wounds when he marked his West Brom debut with a 77th-minute strike.

"Some decisions went against us. The sending off and penalties were very, very harsh I felt," Rodgers said.

"We will have more days like this along the way, that is the reality, but I could not ask any more from the players."

Arsenal manager Arsene Wenger saw his Gunners team fail to break down Sunderland at the Emirates Stadium in the first game since Dutch striker van Persie's