Monitoring active shooter incident in Paris. (Champs-Elysees shopping district.)
2 police officers shot, 1 dead.
Gunman armed with Kalashnikov.
Avoid the area.
Paris police say a gunman has killed a police officer and wounded another before being killed himself in an attack on the Champs-Elysees shopping district.
Islamic State formally claims responsibility for Paris attack.
Start now to make sure you are staying prepared.