The FBI gathered at the Hard Rock Stadium in Miami Gardens on Sunday to honor Daniel Alfin, the second FBI Special Agent slain while serving a warrant in a child pornography case days earlier. Family, friends, and fellow FBI agents gathered at around 2 p.m for a memorial service to remember Alfin, who was just 36-years-old when he and agent Laura Schwartzenberger, 43, were gunned down on Feb. 2 while serving a search warrant at the Broward County home of a child pornography suspect. Three other agents were wounded in the incident, while the gunman, David Lee Huber, 55, killed himself shortly later before he could be arrested. According to the FBI website, the shootings marked one of the bloodiest days in the agency’s history in South Florida and nationally. Alfin is survived by a wife and a son. During his time with the agency, the 36-year-old handled child exploitation …