An intense standoff that unfolded in American Canyon culminated with the arrest of 52-year-old John Galeotti on Friday night after seven grueling hours. The confrontation began near 10:00 p.m. in the 800 block of Kimberly Drive, said American Canyon Police. Responding officers were greeted with the news that Galeotti had not only prevented a woman from leaving the premises but had escalated the situation by threatening harm with a knife.