. >>> breaking news, there's been another major rock slide in yosemite at el cap tan. a park employee says there are injuries reported. we just got the detail that. this new slide is even bigger than the one yesterday that killed a man from great britain and injured his female companion. yesterday a sheet of rock fell some 1,800 feet to the valley floor. this image is from the national park service. the couple were climbers but were not doing so at the time of the incident. the park records about 80 can rock fall. the last one was in 1999. we're gathering more information about today's latest slide and the injury, we'll bring you more developments as they happen. >> you may have noticed a little cooling. it is underway. you can see one of the change agents there. fog has returned to the coastline and it will return. it is 13 degrees cooler in half moon bay than this time yesterday. cooler in most places, except some inland spots. on we go to a view, looking out. we see clear skies at the golden gate. mid 70s in oakland. nick in gilroy and 63 in half moon bay. although