[John123]

She said she learned Mayo-Vandergeld was kicked in the ribs and a rib punctured her heart during a combat training session prior to the road march. That injury may have contributed to Mayo-Vandergeld's death.

That has to be a very deliberate kick... hopefully they get the sob that did it and charge him with murder...

[SJSAMPLE]

If it was hand-to-hand combat, a kick to ribs is in the book.

Throw your opponent, hold the arm to expose the ribs and deliver the kicks.

Could very well have been accidentally harsh.