What We're Following This Morning

Aftermath of the Paris attacks: Interior Minister Bernard Cazeneuve says 115,000 security personnel have been mobilized after Friday’s attacks that killed 129 people. France also carried out airstrikes in Syria against the Islamic State. On Monday, President Francois Hollande sought constitutional changes that he said would make it easier to respond to acts of terrorism. Update: More here

Russia says bomb brought down plane: Russia now says the passenger jet that crashed October 31 in Egypt’s Sinai peninsula with 224 people on board was brought down by a bomb. President Vladimir Putin said Russia would pursue those behind the attacks “without any statute of limitations.” Although there was much speculation in the wake of the crash that the plane was brought down by a bomb, Russia had not confirmed that until today—though it had suspended flights to Egypt.

A revelation from Charlie Sheen: News reports say the actor is expected to reveal he is HIV-positive during an appearance this morning on NBC’s Today show. Update: More here