Angels designated RHP Ryan Mattheus for assignment.
Angels purchased the contract of RHP Ryan Mattheus from Triple-A Salt Lake.
Angels signed RHP Ryan Mattheus to a minor league contract.
Ryan Mattheus has elected free agency.
Nationals recalled RHP Ryan Mattheus from Triple-A Syracuse.
Nationals optioned RHP Ryan Mattheus to Triple-A Syracuse.
Ryan Mattheus will be called up from Triple-A Syracuse on Tuesday.
Nationals manager Matt Williams confirmed Thursday that Ryan Mattheus (chest) will not be ready for the start of the season.
Ryan Mattheus (chest) will make his first appearance of the spring on Thursday.
Ryan Mattheus (chest) threw to hitters Monday for the first time this spring.