Manager Arsene Wenger is convinced Arsenal left-back Kieran Gibbs has what it takes to follow Ashley Cole and become a mainstay for club and country.
Porto substitute Jackson Martinez scored two last-gasp goals to rescue a 2-2 Champions League draw against Shakhtar Donetsk in Lviv.
When Arsenal take on Galatasary tomorrow, they will do so predictably hit by injuries. Against Tottenham Hotspur, in the first half alone, Mikel Arteta, Jack Wilshere and Aaron Ramsey suffered injuries of varying severity, and there are already first team absences that will hold them back. Arsene Wenger knew what to expect from his Arsenal side, and again failed to properly equip his squad. All this despite the millions of pounds resting in Arsenal's bank account.
Ajax's stuttering start to their Champions League campaign continued with a frustrating 1-1 draw at APOEL.
BATE Borisov produced a surprising - but deserved - 2-1 win over faltering Athletic Bilbao in the first Champions League game at the Borisov Arena.
Nemanja Matic's first-half header was enough for Chelsea to record a first victory of Champions League Group G, but it should have been so much more comfortable than a 1-0 win at Sporting Lisbon.
Paris St Germain shrugged off the absence of Zlatan Ibrahimovic to inflict a first defeat on Barcelona under their new coach Luis Enrique with a thrilling 3-2 victory at the Parc des Princes.
Roma's Francesco Totti became the oldest goalscorer in Champions League history as Manchester City escaped with a draw from their Group E clash.