India, Aug. 31 -- A troubling incident at a lake has sparked heated debate online after a video posted by @NikkiThaGodB1 claimed a white man blocked a struggling young Black girl from using a dock ladder. According to the girl's sister, the man had earlier allowed white children to use the same ladder. But they said he removed it when her sibling reached for safety.

The young girl was pulled under by waves from passing boats and fighting to breathe. She cried out for help but was told to "go around" instead of being allowed to climb out. Moss and weeds on the dock made it almost impossible for her to get footing. That left her slipping under the surface as she gasped for air.

Her sister says she stepped in and pulled the girl to safety,...