But United 's scare does n't last long as Ryan Giggs sends in a brilliant free kick that is headed home by Nemanja Vidic .
Marcos Nelson fires a lovely strike that puts Benfica up first .
United 's scare does n't last long as Ryan Giggs sends in a brilliant free kick that is headed home by Nemanja Vidic .
Marcos Nelson fires a lovely strike that puts Benfica up first .