Eintracht Frankfurt secured a brilliant 2-1 win away win at West Ham United in the first leg of their Europa League semi-final on Thursday and Bundesliga colleagues RB Leipzig fought to a 1-0 home win over Rangers. Daichi Kamada nudged the winner for Frankfurt early in the second half to the delight of the 3,000 fans who backed the Eagles in London. And they will be dreaming of a trip to Seville for the May 18 final if they can survive next week’s home leg but will be aware they can take nothing for granted against West Ham. The hosts cancelled Ansgar Knauff’s first minute opener through Micha…