3 ab exercises for over 40?

You've never done ab training like this... ...that's why I had to make a video with world-famous TRX guru, the legendary and high-energy Over-40 training expert, Dan Long. I go all the way to Florida each winter just to tap into his TRX-brain to give me hundreds of new exercise ideas, including these ones: Watch this video for his 3 best ab exercises Literally, you have NEVER seen these