Three convenience store holdups within the space of 24 hours have police in the Salt Lake Valley hunting for a suspected serial armed robber. Unified Police Lt. Justin Hoyal confirmed on Tuesday that the latest robbery, reported 10:19 p.m. Monday at a Chevron gas station, 3900 S. 300 E., is believed to have been carried off by the same 5-foot-7, 170-pound, late-teens to early-20s Latino suspect who robbed stores at gas stations in Murray and Taylorsville early Monday morning. In each case, the s... <img src="http://mngislctrib.112.2O7.net/b/ss/mngislctrib/1/H.17--NS/0?&pageName=RSS" height="1" width="1" border="0" alt=""/>