MIAMI GARDENS, Fla. – A memorial was held Saturday at the Hard Rock Stadium for an FBI special agent who was killed in one of the deadliest days in the bureau’s history. Special agent Laura Schwartzenberger was 43-years-old and committed to cracking down on criminals who hurt kids or exploited others online. She and special agent Daniel Alfin were serving a warrant at an apartment in Sunrise Tuesday morning. Three FBI agents were wounded and Schwartzenberger and Alfin shot and killed before Huber would turn the gun on himself. RELATED: LIVE SUNDAY: Watch FBI Special Agent Daniel Alfin’s memorial service on Local10.com.