Firefighters reported progress Thursday in containing the first major wildfire of the season 100 miles east of Los Angeles. Meanwhile, a blaze in Arizona forced evacuations and threatened multimillion-dollar homes. In the Morongo Valley of San Bernardino County, Calif., firefighters reduced the Paradise Fire to 3,022 acres from 6,200 acres it was a day earlier. Meanwhile, near the fast-growing desert suburbs of Phoenix, a fire spread by high winds burned at least 30,000 acres, destroyed at least 10 homes and forced the evacuation of 250 others.