plank core challenge videos

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'Killer PLANK CHALLENGE // 6 Minute Core Workout'
'Killer PLANK CHALLENGE // 6 Minute Core Workout' 07:42 May 25, 2021
'10 MIN KILLER CORE PLANK CHALLENGE | 20 Plank Variations for Better Abs
'10 MIN KILLER CORE PLANK CHALLENGE | 20 Plank Variations for Better Abs 12:33 Dec 21, 2021