The search is on for the person driving a pickup truck who struck and killed a moped driver early Sunday morning. South Bend Police were called to the 1700 block of South Franklin Street, just after midnight. Investigators say the moped was traveling southbound and was struck from behind by the pickup truck. The moped and the driver were then dragged for several blocks. A passenger on the moped was ejected and treated for non-life-threatening injuries. The truck was red in color. Police say it could be a Ford F-150, or something similar.