Arsene Wenger believes that he can still challenge for the premier league even if he does not sign a striker to replace Giroud. Do you agree?

Giroud who injured his ankle during the game against Everton and won't be available until january. With Walcot set to return from  injury,Wenger believes that he has a strong side to compete the likes of Manchester City and Chelsea without forgeting the strong growing Liverpool. Give your comments about this.