Congenital Heart Center Team Gives Baby Fighting Chance Published On June 2, 2015 Social Media Share this article Facebook Twitter LinkedIn After Mauricio Hernandez and Maritza de Jesus found out their son would be born with half a heart, they started fighting. Dr. Mark Bleiweis helped the couple and their son, Mateo, keep fighting and gave the family hope. http://bit.ly/1LDKoqQ