Associated Press: A caravan of construction vehicles that had been slowly making its way to Mauna Kea's 13,000-foot summit Wednesday turned around and headed down the mountain after protesters covered the roadway with boulders at the 10,000-foot level.
After a state Department of Land and Natural Resources official announced the caravan's descent at about 12:45 p.m., protesters began removing the boulders to clear a path for astronomers and staff working at observatories at the summit.
Hilo police arrested 11...