New research argues that global warming added to problems that caused Syria's civil war ...

Rubio warns that a bad deal with Iran "almost guarantees war." LOGIN ...

PLUS: Interior Department announces $700M investment in water-conservation projects, and HHS adds 10 states to model program for behavioral-health clinics.

Sloan Gibson will serve as acting secretary of the department, after Eric Shinseki resigned Friday.

Barragan raised $157,000.

Seventy-two years ago, U.S. military locked members of my family, along with many other Japanese-Americans, in prison camps behind barbed wire.

Fight breaks out among campaigns as to who knew what, when.

The administration capped off a major stage of public outreach for its plan to assign monetary values to greenhouse-gas emissions.

She's continuing to hammer Clinton for her email controversy. LOGIN ...

Calls expensive furnishings "outrageous." ...

Republican Ben Sasse will be favorite to replace Johanns while either Shelley Moore Capito or Natalie Tennant will succeed Rockefeller.

Plus: The EU vs China vs North America on Trade.