Headlines: Wagner will not answer questions about Wood's death

The president changes his strategy to fight terror as the Obama administration confirms four Americans were killed in drone attacks. Also, a savage attack on a British soldier may have been the work of terrorists.

"CBS This Morning" takes a look at some of the day's headlines from around the globe

Officials in Oklahoma say they are confident no one is missing or trapped in the rubble. Also, more discussion is expected in the coming days about creating more safe rooms in schools. A look at what we've been covering on "CBS This Morning."

"CBS This Morning" takes a look at some of the day's headlines from around the globe.

A massive tornado in Moore, Okla., kills dozens, including children. Also, the National Guard has been called in to search for survivors. A look at what we've been covering on "CBS This Morning."

"CBS This Morning" takes a look back at some of the signs and sounds of the disaster in Moore, Okla.