San Luis Obispo Police are investigating a rollover crash that killed two people and sent two others to the hospital. Police say it happened at about 9:30 p.m. at the intersection of Beach and Pismo Streets. One vehicle carrying three men was southbound on Beach when the driver blew a stop sign at a high rate of speed. They collided with another vehicle. Two of the men were ejected, and were pronounced dead at an area hospital. The third was wearing a seatbelt and suffered minor injuries. A woman in the other car was hospitalized with non-life-threatening injuries. investigators believe alcohol was involved.