John Chancellor

The Doors sang about “lingering long on Love Street.”  Six couples, each married for more than half a century,  have  lived on their own Love Street.  NBC’s Boyd Huppert, KARE 11 Minneapolis, with a Valentine to the residents of Holt Ave and 5th Street.

A study published by the American Academy of Neurologists says older people who eat more than 2,100 calories a day have a higher risk of mild cognitive impairment. NBC’s Brian Williams reports.

Psychiatrist and TODAY contributor Dr. Gail Saltz and People magazine’s Kate Coyne talk about Whitney Houston’s troubled past, comeback attempts and struggle with drugs. NBC’s Miguel Almaguer reports.

Kim and Krickitt Carpenter explain their story of love and memory loss — as seen in the box-office hit “The Vow,” starring Rachel McAdams and Channing Tatum.