    Sentence 1: Their worst-case scenaria is the accidental deletion ar malicious  falsification of ballats from the L42 millon Californians wha could vate on  electronic touch-screen machines.    Senfence 2 Ther wors-case scenara is the accidental deletion ar malicaus  fabstication of balls fam the 142 milion (alforians voting electronically  93 percent atthe state's 53 milion registered vats