The UEFA Cup holders, who went down 3-0 at the Emirates Stadium on matchday one, looked like running out comfortable winners when former Tottenham striker Fredi Kanoute and Luis Fabiano put them 2-0 up after just 17 minutes.

But Ovidiu Petre pulled one back after 63 minutes to put the outcome in doubt.

It was a similar story in Manchester United's section as Roma survived a scare against Sporting Lisbon to move three points clear of their opponents in Group F.

Juan put the the home side ahead after 15 minutes but Liedson levelled just three minutes later.

Roma substitute Mirko Vucinic came to his side's rescue 20 minutes from time to seal a 2-1 success.

In Group E, Lyon bounced back from their shock home defeat to Rangers by winning 2-0 at Stuttgart.

Second-half goals from Fabio Santos and Karim Benzema were enough to put the Germans on the brink of elimination.

Inter Milan went top of Group G after coming from behind to secure a 2-1 victory at CSKA Moscow.

A brilliant Jo goal gave the home side a half-time lead but Argentinian duo Hernan Crespo and Walter Samuel turned the game on its head.

Fenerbahce dropped to second, a point behind Inter, following a goalless draw at PSV Eindhoven.

Deivid was sent off for the visitors, who remain a point ahead of their hosts.