Lüthi on Federer's comeback: "Tennis is only gradually becoming more important" · tennisnet.com
Switzerland's team captain Severin Luethi (C) speaks to the players Roger Federer (R) and Stanislas Wawrinka during their Davis Cup doubles tennis match against Mardy Fish and Mike Bryan of the U.S.
Coach Severin Luthi: Roger Federer is doing well, rehabilitation has gone as planned
Severin Lüthi im Interview vor dem Spiel zwischen Roger Federer und Rafael Nadal
450 Severin Luethi Photos and Premium High Res Pictures - Getty Images