Dan Warthen hired as Rangers' assistant pitching coach

Former Mets pitching coach Dan Warthen has been hired as the Rangers' assistant pitching coach, it was announced Monday.

Warthen had been offered a different role in the Mets' organization after the team decided to not retain him. They're expected to hire Dave Eiland to be the pitching coach under new manager Mickey Callaway.

Mets RHP Noah Syndergaard twice came out in support of Warthen near the end of the season, saying that the uncertainty surrounding Warthen's job was 'BS.'

The Mets hired Warthen during June, 2008, after Rick Peterson was let go as the team's pitching coach. Prior to joining the Mets, he had been a bullpen coach for the Dodgers, and a minor league instructor and pitching…