Millwall striker joins Crawley Town

The Rebublic of ireland under-21 international has joined until the end of this season. He has loan spells at Staines and Hayes since signing a professional deal at the Den in 2011 after coming through the Lions’ youth system,

O’Brien, 19, has not featured for Millwall in the league but has been on the scoresheet in international football, netting twoce on his under-21s debut against the Netherlands earlier this month.