Joe Mauer out with back spasms

MINNEAPOLIS -- Catcher Joe Mauer has been scratched from the Minnesota Twins' game against the Kansas City Royals with back spasms.

Manager Ron Gardenhire says Mauer's back tightened up on the field before batting practice.

Ryan Doumit took Mauer's spot behind the plate.

Mauer had played in 131 of a possible 141 games entering Tuesday. The All-Star played in just 82 games last season while battling leg and other injuries.

Mauer is hitting .319 this season and is a career .355 hitter against the Royals.