Minnesota Vikings offensive lineman Korey Stringer was hospitalized today for severe heat dehydration following the team's first full pads practice at their Mankato training camp. It's not yet known when he'll recover enough to return to practice. Yesterday, Stringer and defensive tackle Fred Robbins had to sit out the afternoon session because of heat exhaustion. Today's heat index neared 110 degrees. Doug Casa is an athletic trainer at the University of Conneticut. He says the heat can affect even the most well trained athletes: