Wilmette police confirm O'Connor went on a bike ride Sunday at 6 a.m. and did not return. Earlier this month, Arsenio Hall filed a $5 million defamation lawsuit against O'Connor for claiming that the comedian supplied drugs to Prince. The lawsuit calls O'Connor's accusations "despicable, fabricated lies" and adds that "O'Connor is now known perhaps as much for her bizarre, unhinged Internet rants as for her music." O'Connor, whose biggest hit was a 1990 reworking of the Prince song "Nothing Compares 2 U," posted on her Facebook page about a week after Prince's death that he was a "long time...