What could be wrong when the oil light &battery light come on and car shut off on 2005 Mitsubishi Galant

this was the first time problem occurred. while driving first the oil light came on, then the battery light and the car shut off. It will no longer start

Asked by for the 2005 Mitsubishi Galant
poss alt is bad, have it ck by your mech
2 more answers
How's the oil level and pressure?
Could also be the belt slipping