- Jennifer Calvin and Christopher Calvin, of Steamboat Springs, announce the birth of their son, Cannon Joseph Calvin, at 7:57 p.m. Wednesday, July 6, 2011, at Yampa Valley Medical Center in Steamboat Springs. The baby weighed 7 pounds, 11 ounces and was 20 1/4 inches long. Grandparents are Mike Groulx, of Vacaville, Calif., and Gertrude Calvin of Coronado, Calif. The baby was welcomed home by siblings Jiana and Cooper. Delivered at Yampa Valley Medical Center.