Nick Ut / AP Manuel Hernandez reacts after his car and other impounded vehicles were crushed at Ecology Auto Parts in Rialto, Calif., on Wednesday.Southern California authorities crack down on illegal hot rods, street racingRIALTO, Calif. - Charles Hoang winced when the whoosh went out of the tires. Daniel Maldonado took pictures with a digital camera as glass exploded and rained down to the ground. The cars the teens had so meticulously souped up and tricked out were crushed Wednesday as part of a crackdown on illegal street racing in Southern California. "That's my heart, my dream," said Hoang,...