Safety first as Gunners carve out cagey draw
The Gunners were indebted to Ashley Cole, who headed a free-kick off his line, but chances were otherwise at a premium on a night when Valencia's shock defeat by Roma was the real turning point in the group.
Arsene Wenger was at least missing only Fredrik Ljungberg from his possible first-choice line-up, with the Swede to continue his recovery from an Achilles injury in the reserves.