Americans saw a dramatic increase in robocalls from scammers this year, despite regulators’ efforts to crack down on the problem. The Federal Trade Commission says the Social Security Administration is the number one government agency targeted by scam artists. In the first half of this year, people filed nearly 73,000 reports of Social Security imposters. Anna Werner reports on how you can protect yourself. Source

A look back at what we’ve been covering on “CBS This Morning.” Source

A high-profile Republican is not in line with Senate Majority Leader Mitch McConnell’s strategy for President Trump’s trial. Alaska Senator Lisa Murkowski says she’s “disturbed” by some of McConnell’s comments. Chip Reid reports. Source

Police in Boston say a woman and two children were found dead outside a parking garage on Christmas Day. CBSN Boston reports on the latest in the investigation. Source

U.S. airlines are expected to fly 47.5 million people over Christmas and New Year’s. One estimate says up to three million flyers a day will cram into airline seats. While the trend has been for seats to shrink and get closer together, it hasn’t stopped some airlines from devoting years and tens of millions of dollars trying to find their perfect seat. Kris Van Cleave reports. Source

The government agency targeted most by scam artists is the Social Security Administration, the Federal Trade Commission says. Source

She was briefly held after driving toward a border town to deliver Christmas gifts to a refugee camp for asylum seekers waiting for U.S. court dates. Source

In what one activist calls “a conservation home run,” groundfish have recovered enough to reopen a vast swath off the West Coast to bottom trawler fishing Source

They were found unconscious on the sidewalk in front of a multi-level Boston garage and died at a hospital. Their deaths are under investigation. Source

Alaska’s Lisa Murkowski says there should be distance between the White House and Senate, not the “total coordination” McConnell says there will be Source