Mary Catherin Callahan, age 76, passed away Thursday, August 20, 2015. Beloved wife of the late Charles H. Callahan. Loving mother of Cindy (Michael) Hoehn. Proud grandmother of Brian Arahill II and Brittany Arahill. Treasured great-grandmother of Mia Campos. Dear sister of Joe Colson. Inurnment at Great Lakes National Cemetery, Holly. Share a memory at www.eltonblackandsonhighland.com