This undated photo released by the California Highway Patrol shows Brett Oswald, 47, of Paso Robles, who was killed Sunday June 27, 2010. Oswald was waiting for a tow truck to remove an abandoned car from a road near Paso Robles in San Luis Obispo County, Calif. when a woman lost control of her Toyota Corolla and rear-ended his patrol car. Two California Highway Patrol officers were killed by drivers in a single day, making five CHP deaths in less than two months, authorities said. (AP Photo/California Highway Patrol)
This undated photo released by the California Highway Patrol shows Brett Oswald, 47, of Paso Robles, who was killed Sunday June 27, 2010. Oswald was waiting for a tow truck to remove an abandoned car from a road near Paso Robles in San Luis Obispo County, Calif. when a woman lost control of her Toyota Corolla and rear-ended his patrol car. Two California Highway Patrol officers were killed by drivers in a single day, making five CHP deaths in less than two months, authorities said. (AP Photo/California Highway Patrol) AP
This undated photo released by the California Highway Patrol shows Brett Oswald, 47, of Paso Robles, who was killed Sunday June 27, 2010. Oswald was waiting for a tow truck to remove an abandoned car from a road near Paso Robles in San Luis Obispo County, Calif. when a woman lost control of her Toyota Corolla and rear-ended his patrol car. Two California Highway Patrol officers were killed by drivers in a single day, making five CHP deaths in less than two months, authorities said. (AP Photo/California Highway Patrol) AP

UPDATE: Driver involved in crash that killed CHP officer has been arrested

June 27, 2010 8:18 PM