Mary Christenson, age 56, of Waukee, and formerly of Storm Lake, died Wednesday, Aug. 3, 2011 at Iowa Methodist Hospital in Des Moines. Funeral Mass will be held Monday, Aug. 8, at 10 a.m. at the St. Mary's Catholic Church in Storm Lake. Burial will be in the Oakland Cemetery in Peterson. Visitation will take place Sunday, Aug. 7, from 3-8 p.m. with a rosary at 3:30 p.m. and a vigil service at 7 p.m. all at the Fratzke & Jensen Funeral Home in Storm Lake where the family will be present the entire time. The Fratzke & Jensen Funeral Home in Storm Lake is in charge of the arrangements.