The U$.$S$.$ Border Patrol joined two units, the Border Patrol Tactical unit $($BORTAC$)$ and the Border Patrol Search, Trauma, and Rescue unit $($BORSTAR$)$ to form the U$.$S$.$ Border Patrol's Special Operations Group.$($SOG$).$ BORTAC and BORSTAR direct their nationally dispersed assets from SOG, providing the U$.$S$.$ Border Patrol with immediate tactical and emergency response assets. SOG deploys to domestic and international intelligencedriven and anti$-$terrorism efforts as well as to disaster and humanitarian special operations.