It is estimated that more than 100 hikers are trapped on the trail to Half Dome in Yosemite, CA Sat. evening June 13, and one person is believed to have fallen. The person’s condition is unknown as is the condition of all hikers who became caught in a violent hail storm at approximately 3:30 p.m. Weather took a quick turn from cloudy and dry to the hail storm that currently pommels Yosemite Valley. Rangers are unable to attempt rescue attempts at the moment due to the dangerous weather. According to park rangers, the trail is impassable until the storm subsides which might not be until early Sun. morning. At least four Sacramento hikers are stuck atop the mountain with no knowledge of t