Mikel Arteta admitted he is uncertain if he will be able to deliver a trophy for Arsenal after seeing his side dumped out of the FA Cup by holders Manchester United at the Emirates - a defeat he described as "incredible".United played half of a thrilling third-round tie with 10 men when Diogo Dalot was dismissed moments after Bruno Fernandes had put the visitors ahead. Gabriel equalised for the Gunners before Martin Odegaard was denied from the penalty spot by Altay Bayindir.

Mikel Arteta admitted he is uncertain if he will be able to deliver a trophy for Arsenal after seeing his side dumped out of the FA Cup by holders Manchester United at the Emirates - a defeat he described as "incredible".United played half of a thrilling third-round tie with 10 men when Diogo Dalot was dismissed moments after Bruno Fernandes had put the visitors ahead. Gabriel equalised for the Gunners before Martin Odegaard was denied from the penalty spot by Altay Bayindir.