The 31-year-old, a ã27million summer signing from Borussia Dortmund, scored the opening goal in Germany’s 5-0 Nations League win over Hungary.But Fullkrug went off early in the second half with a calf problem and played no part in Tuesday night’s 2-2 draw with the Netherlands.Germany coach Julian Nagelsmann went as far as to say there was no chance Fullkrug would be fit to play in the Premier League this weekend.However, Hammers boss Julen Lopetegui has not ruled out the possibility of him leading the attack at Craven Cottage on Saturday.”He has a bit of a problem, which is a pity,…