Dangerous heat hangs over Orange County

ORANGE COUNTY — Southern California today enters the worst part of a dangerous heat wave expected to linger through most of the week, bringing triple-digit temperatures to many areas while increasing health risks and the risk of wildfires.
An excessive heat warning issued by the National Weather Service will be in force until 10 p.m. Wednesday in the San Gabriel, Santa Clarita, San Fernando and Antelope valleys, the San Gabriel Mountains, the Santa Monica Mountain Recreational area and bot