Madison Square Garden Shooting Incident Security Concerns New York City Biden's Response Butler, Pennsylvania Grand Rapids, Michigan Security Breach Security Incidents Charlotte NC Bozeman Rally Arizona Rally Glendale, Arizona Butler Rally Nassau Veterans Memorial Coliseum Security Breaches North Carolina Butler Pennsylvania Butler, PA Attendees Butler County Rally Scranton Aurora, Colorado Coachella Audio Issues Georgia Rally Traverse City Celebrity Appearances Controversies Gastonia Audience Interaction Pittsburgh Rally Washington D.C. Capitol One Arena Inauguration Celebrations Michigan Rally Attendance Wildwood Rally New Hampshire Trump Rally Bronx Rally Doral Rally Incident Trump Rally Shooting