John McEnroe: Roger Federer can win more Slams

John McEnroe, Rod Laver and Tim Henman discussed whether Roger Federer can win another Grand Slam title ahead of his Wimbledon semi-final against Milos Raonic. Federer's last major came at Wimbledon in 2012, his 17th overall. This clip is from 6-love-6 on 3 July 2014.