Washington Nationals reliever Sean Doolittle heads to IL with

Nationals Acquire Sean Doolittle, Ryan Madson - MLB Trade Rumors

A perfect Sean Doolittle has middle innings set for Washington Nationals - Federal Baseball

Check Out Washington Nationals Pitcher Sean Doolittle's Phish-Inspired Wilson Glove

Washington Nationals pitcher Sean Doolittle announces retirement after more than a decade in MLB

Washington Nationals reliever Sean Doolittle heads to IL with sprained elbow - ESPN

CHICAGO, IL - AUGUST 06: Washington Nationals relief pitcher Sean Doolittle (62) pitches the ball during the game between the Washington Nationals and the Chicago Cubs on August 6, 2017 at Wrigley

Sean Doolittle retires after path led to All-Star, World Series honors

I just can't do it': Nationals pitcher Sean Doolittle declines White House invite, Washington Nationals

Nationals reliever Sean Doolittle on IL with sprained elbow - The San Diego Union-Tribune