According to a press release from the Altoona Curve, the Pirates have signed RHP Tyler Herron to a minor league deal. The Cardinals released Herron just nine days ago. Still just 22 years old, Herron had a 4.37 ERA in 45.2 IP at Double-A before his release. The 46th overall pick in the 2005 Draft, Herron's been assigned to Double-A Altoona.
