...Named Scott Sheridan minor league athletic trainers coordinator. PITTSBURGH PIRATES--Purchased the contract of 1B Carlos Rivera from Altoona of the Eastern League and added him to their 40-man roster. BASKETBALL National Basketball Association...

...Ryan Carter and assigned him to Batavia of the New York-Penn League. Agreed to terms with RHP Keith Bucktrot, 1B Carlos Rivera and C Mark McRoberts and assigned them to the Phillies of the Gulf Coast League. SAN DIEGO PADRES--Agreed to terms...

...terms with RHP Zach Day and OF Endy Chavez. PITTSBURGH PIRATES--Agreed to terms with RHP John Van Benschoten and 1B Carlos Rivera on one-year contracts. BASKETBALL National Basketball Association CHICAGO BULLS--Placed F Corie Blount on the...

...Wilkes-Barre. Placed OF Eric Young and INF Anderson Machado on the 15-day DL. PITTSBURGH PIRATES--Optioned 1B Carlos Rivera to Nashville of the PCL. BASKETBALL National Basketball Association CHARLOTTE BOBCATS--Named Gary Kloppenburg...

...Riedling on one-year contracts. HOUSTON ASTROS--Agreed to terms with OF Charles Gipson, LHP Phil Norton and 1B Carlos Rivera on minor league contracts. NEW YORK METS--Traded C Vance Wilson to Detroit for SS Anderson Hernandez. PITTSBURGH...