South Dakota river rescue

A 6-year-old boy was able to escape the frigid waters of the Big Sioux River, but two others, including his 16-year-old sister, died trying to rescue the boy on Thursday, March 14.

A 6-year-old boy was able to escape the frigid waters of the Big Sioux River, but two others, including his 16-year-old sister, died trying to rescue the boy on Thursday, March 14.