Ken Rosenthal of FOX Sports reports that the Angels are interested in acquiring a left-handed reliever and are believed to be interested in Diamondbacks southpaw Joe Thatcher. The 32-year-old is enjoying a fine season in the desert, posting a 2.63 ERA, 1.08 WHIP and 25/3 K/BB ratio over his 24 frames. He remains one of the top left-handed relievers expected to be available via trade.