Comment and Analysis
The 36-year-old midfielder previously played for the Canadian side in 2014 and 2015.
Atletico Madrid star Antoine Griezmann will sign with Manchester United this summer if the Red Devils qualify for the 2017-18 Champions League.
The Blaugranas would be interested in Benfica's right back and they have already watched him during the Liga Sagres game against Nacional.
Tottenham goalkeeper Hugo Lloris has emerged as a major transfer target for Real Madrid. The European champion perceives the French shot-stopper to be easier to sign than Chelsea No.1 Thibaut Courtois.