Detailed text transcripts for TV channel - KGO - 20140605:09:56:00
A simple facebook post, im starting this ab challenge beginning june 1st. feel free to join. >> i thought im going to do this. i can hopefully have a few friends and family that will join me and help to motivate me. >> reporter: 40-year-old robin gardner recently tried a 30-day ab program, but it didnt stick. so she made it an event. the 30-day ab challenge for those that need motivation like me. fast forward five days, 600,000 guests accepting the challenge and by lunchtime it spread to 850,000...
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