Lionel Messi (groin) to sit out Argentina's last Copa group match

(Photo credit: Vincent Carchietta-USA TODAY Sports)

Argentina star Lionel Messi will not play in his national team's final Copa America group stage match against Peru on Saturday in order to rest a groin/adductor injury.

Argentina has already booked a berth in the knockout stage by winning its first two Group A matches against Canada and Chile.

Messi played the entire match against Chile on Tuesday, but afterward he sai