The Boston Red Sox placed infielder Eduardo Nunez on the 10-day injured list with a mid-back strain, retroactive to Thursday, the team announced.
With second baseman Dustin Pedroia and infielder Brock Holt also on the IL, the Red Sox called up infielders Tzu-Wei Lin and Michael Chavis from Triple-A Pawtucket.
Chavis, 23, is making his first appearance on an active major league roster Selected by Boston in the first round of the 2014 June Draft, the right-handed hitter has posted a .954 OPS in 12 games with Pawtucket this season, going 10-for-40 (.