Celebrity personal trainer Daniel McKenna says pull-ups are "empowering." He explains how to go from a pull-up zero to hero.

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The French Open is picking human line judges over electronic ones
For Novak Djokovic, this is a relatively easy call. He thinks the French Open is making a mistake by eschewing the electronic line-calling used at most big tennis tournaments and instead remaining old school by letting line judges decide whether serves or other shots land in or out.
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