Officials say most campsites along the Colorado River through the Grand Canyon will be smaller and some sites might not be usable because of flooding intended to restore the river to mimic pre-dam conditions.
The Transportation and Security Administration's pre-check location in the Phoenix airport is popular. Since the service at Sky Harbor airport opened last month, 1,300 people have qualified for expedited airport security.
The west Valley is bracing for heavier-than-usual traffic this weekend. Thousands of NASCAR and football fans are expected to clog local freeways, but people who live in the area are prepared to stay home and off the road.