The intelligence community says new encryption technologies may have helped the Paris attackers hide their plans. Edward Snowden’s NSA leaks are being blamed for revealing government surveillance methods that could help terrorists avoid detection. Jeff Pegues reports. Source

More than 30 million Americans are facing a severe weather threat, as a powerful storm system is fueled tornadoes in Kansas and Texas Monday night. Heavy snow is making the morning commute dangerous in parts of the Rockies. David Begnaud reports from Castle Rock, Colorado, which is under a blizzard warning. Source

In light of Friday’s terror attacks in Paris, former CIA and NSA director Michael Hayden joins “CBS This Morning” from Chicago to discuss why he thinks the U.S. needs to commit more to the fight against ISIS and loosen rules of engagement. The retired general is now with the Chertoff Group, a global risk management firm. Source

In Iraq, Kurdish Peshmerga fighters hunt down terror suspects daily, although almost always at night. Charlie D’Agata and his team went along on an operation to capture ISIS suspects. Source

Former “Two And A Half Men” star Charlie Sheen is expected to announce he is HIV positive in a interview with NBC’s Matt Lauer. CBSN’s Contessa Brewer reports. Source

The World Health Organization released a new survey on the risk from overusing antibiotics. A look at 12 countries reveals widespread misconceptions about antibiotic resistance, calling it “a global health crisis.” They are leading to superbug infections, longer hospital stays, higher medical costs and deaths. Dr. Holly Phillips joins “CBS This Morning” to discuss the survey. Source

With an estimated 400 scripted TV shows airing in the United States this year, there’s no shortage of content. Some say viewers may eventually hit a malaise because of the overwhelming choices available. Source

European authorities are still hunting a Belgian resident who is the last of eight suspects in a string of terror attacks across Paris. Former FBI Assistant Director Timothy Murphy discussed the latest on the manhunt. Source

France is calling on its allies to step up the offensive against ISIS after a string of attacks in Paris left at least 132 dead. Former Deputy Assistant Secretary of State Joel Rubin spoke to CBSN about the latest in the battle against the terror group. Source

Pelosi backed dividing the infrastructure package into two bills. Source