Nationals place Scott Hairston on 15-day disabled list

Replacing Hairston on the roster is first baseman-outfielder Tyler Moore, who was recalled from Triple-A Syracuse.

Hairston says he was hurt while swinging during an at-bat against the New York Mets on Thursday :: Joel Auerbach/Getty Images

Replacing Hairston on the roster is first baseman-outfielder Tyler Moore, who was recalled from Triple-A Syracuse.