By Dan Marsh If anybody needs the January transfer window right now, it’s Manchester United. The Red Devils have struggled pretty much from the get go and the pressure is beginning to mount on Erik ten Hag once again in the wake of Saturday night’s disappointing 2-1 defeat against Premier League strugglers Nottingham Forest. Ten Hag will be hopeful of getting the green light to draft in reinforcements ahead of the second half of the season but it remains to be seen what funds the Dutchman will have to work with after spending big in the summer window. Here, Mirror Football rounds up all the la…