At least a million species may disappear from Earth in coming decades due to a warming climate, but scientists are using a range of tools to protect plants and animals. CBS News environmental correspondent David Schechter reports.
In an alibli court filing, lawyers for Bryan Kohberger, accused of fatally stabbing four University of Idaho students, claim he was "out driving" the night of the killings.
John Dickerson reports on the squashed effort to impeach the Secretary of Homeland Security, Boeing under fire on Capitol Hill, and how artificial intelligence is beating humans in some sectors.