University of New Mexico researchers have tested their experimental Alzheimer’s vaccine in mice Source

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

A former prosecutor portrayed in a Netflix series about the notorious 1989 “Central Park Five” case calls the production a “outright fabrication.” Linda Fairstein, who is now a bestselling crime novelist, was dropped by her publisher last week, amid increasing fallout over her role in the convictions. Michelle Miller reports. Source

After at least six U.S. tourists died under mysterious circumstances there in the last 12 months Source

University of New Mexico researchers have developed a vaccine that could prevent the formation of protein tangles and potentially prevent the cognitive decline typically seen in Alzheimer’s patients. CBS Albuquerque affiliate KRQE-TV reports. Source

Democrats’ presidential front-runner and former vice president to blast president while both are in Iowa Tuesday Source

Internet freedom advocate Nizar Zakka, a U.S. resident, has been held for years in Tehran; his family and associates strongly deny espionage charges Source

“You were one of the best I have ever worked with, and there have been a lot of attorneys general since I have been here, and I mean that sincerely” Source

University of New Mexico researchers say they’ve apparently found way to prevent formation of brain protein instrumental in disease’s development Source

An Iowa Democratic Party fundraiser drew the largest gathering of presidential candidates so far. Joe Biden was the most notable absentee last night, though a new poll shows him leading the race among Iowa Democrats. Nancy Cordes reports. Source