Long Description of Sighting Report

hi, last night on oct 1, 2008 i saw 2 star sized objects that went extremely fast in the night sky in so.calif.(cabazon) at about 8:00p.m. chase each other in the sky. this is the third time ive witnessed this sort of phenomenom. the first time i saw this happen the objects were doing insane manuevers such as stopping on a dime and turns that were much sharper than 90 degrees. what are these things?? military maybe? super sattelites?? please help me to understand sincerley chris