TUCSON, Jan. 10 (UPI) -- A woman who was in an algebra class with the man charged in the killing of six people in Tucson wrote to friends saying he was "mentally unstable."
Lynda Sorenson, 52, sent e-mails to friends about her classes at a community college in Tucson -- the same one attended by suspected shooter Jared Lee Loughner, 22, The Washington Post reported.