Update at 1:15 p.m. ET
The director of the Centers for Disease Control and Prevention says details on the measures to screen air passengers for Ebola, mentioned Monday by President Obama, will be announced this week.
Thomas Frieden, in an interview with All Things Considered, says he's "confident that you'll hear about it this week."
"When we tell you about it this week, we'll tell you when we'll start," Frieden says.