sentences:  An enemy grenade was hurled into his emplacement and Pvt.Kanell threw himself upon the grenade, absorbing the blast with his body to protect 2 of his comrades from serious injury and possible death.A few seconds later another grenade was thrown into the emplacement and, although seriously wounded by the first missile, he summoned his waning strength to roll toward the second grenade and used his body as a shield to again protect his comrades.