TODAY 3rd Hour: Revolution in weight loss industry. On The Money: Smart ways to use your tax refund. Keith Morrison on “The Girl In The Blue Mustang.” Tune-Up Tuesday: National Pet Day.

<p>Senior consumer investigative correspondent Vicky Nguyen breaks down everything you need to know about the weight loss industry. Also, On The Money: business analyst Stephanie Ruhle shares some tips on what to do with your tax refund. Plus, Dateline NBC’s Keith Morrison in studio 1A to talk about his new podcast “The Girl In The Blue Mustang.” And, editor-in-chief Lauren Iannotti shares some of the latest pet products.</p>