11.   Other than navigating over the remains of several rock slides, the hiking was uncomplicated.

12.   Rock slides happen every day at Yosemite as the park continues its evolution that began eons ago.

13.   Rock slides are not unheard of in Yosemite.

14.   Signs on some highways warn of rock slides.

15.   The first few steps were taken Sunday in Pittsburgh, but more rock slides and a crisis or two no doubt await.

16.   Police said the rock slide was let loose by heavy rain.

17.   A huge rock slide hit cars traveling on a main road in Montenegro, killing at least eight people, police and witnesses said Monday.

18.   An alpine team found the body Sunday of a French climber killed in a rock slide earlier this month on a mountain near the Swiss border.

19.   Five people were killed when a hurricane swept a mountain highway and sparked a rock slide, the Interior Ministry said Tuesday.

20.   Four people have been killed in flooding and rock slides in the provinces of Chanthaburi and Trad caused by rain that began late last week.