A gunman rammed through a security fence at a Citibank office complex near Tampa, Florida, killing a woman before being shot dead by an armed security guard. Four others were hospitalized with non-life threatening injuries. Authorities believe the attack was targeted.

A gunman rammed through a security fence at a Citibank office complex near Tampa, Florida, killing a woman before being shot dead by an armed security guard. Four others were hospitalized with non-life threatening injuries. Authorities believe the attack was targeted.