Robert Traxel

(provided by the Missouri National Guard)

A soliderĀ  in the Missouri National Guard has died of injuries suffered during a training exercise.

Staff Sgt. Robert J. Traxel was providing public affairs support to the Beyond the Horizon mission in Guatemala. The National Guard says the 34-year-old was struck in the head by a tree limb that fell in wind generated by helicopter blades. The incident, which happened Monday, is being investigated.