Second Shooting in France Kills Police Officer

Police officers, firefighters and rescue workers gather at the site of a shooting in Montrouge, south of Paris, Jan. 8, 2015.

Armed French intervention police walk with a sniffer dog at the scene of a shooting in the street of Montrouge, near Paris, Jan. 8, 2015.

French special police forces Research and Intervention Brigade (BRI) at the scene of a shooting in Montrouge, near Paris, Jan. 8, 2015.

A French municipal police officer wears a black bar across his official police emblem as a symbol of mourning of the Charlie Hebdo shootings, in Nice, France, Jan. 8, 2015.

French President Francois Hollande (center) Interior Minister Bernard Cazeneuve (second from left) Paris Mayor Anne Hidalgo (left) and Paris police prefect Bernard Boucault (right) stand for a minute of silence at Paris Prefecture in Paris, Jan. 8, 2015.