Secretary of Homeland Security Janet Napolitano joined Houston Mayor Annise Parker to announce the launch of "Make the Call" a new initiative aimed at informing Houston residents about the importance of reporting suspicious activity to law enforcement.

If you see something suspicious, you are urged to call: 

1-855-I-Watch4 (492-8244)

or report suspicious activity online at

www.iwatchhouston.org

If life or property is immediately threatened, call 9-1-1