Butler Memorial HospitalBorn April 10: To Noel Ross of Gibsonia and Justin Thompson of Saxonburg, a son named Chase William Thompson at 10:42 a.m. Grandparents are John Ross of Gibsonia, Marguerite Devereaux of Sarver and William and Darlene Thompson of Saxonburg. Great-grandparents are Ernie and Roseann Simmons of Gibsonia and Rosemarie Devereaux of Pittsburgh.To Marci (Muoio) and Ronald Walke of Harmony, a daughter named Emma Riley Walke at 10:57 a.m. Grandparents are Jerry and Marie Muoio of Niagara Falls, N.Y., and Earl and Sharon Walke of Sanborn, N.Y. Great-grandparent is Gladys Walke of Sanborn.To Nicole Boyle and Jeffrey Rivers, both of Lyndora, a son named Stefan Michael Rivers at 12:57 p.m.