SAN FRANCISCO (AP) - Prosecutors are asking a judge to impose maximum prison sentences for the couple who masterminded the plot to plant a human fingertip in a bowl of Wendy's chili, calling the pair "grifters" who demonstrated "a total selfishness and perceived entitlement to other people's money." Jaime Plascencia, 44, and Anna Ayala, 40, pleaded guilty on Sept. 9 to two felony charges arising from the chili-finger scam: conspiracy to file a false insurance claim and attempted grand theft with damages exceeding $2.5 million. At most, Ayala faces nine years, eight months in prison for her part in the...