Gas prices are rising in most states as April begins due to seasonal factors. And the West Coast is also impacted by ongoing ...

MARK S. BELL is Associate Professor of Political Science at the University of Minnesota.

His ultimate goal is to have an army larger than America's, our Moscow correspondent explains. Follow the latest below, and submit your questions for our next war Q&A.

Greenland's mineral riches are an increasing focus of the U.S. and, as the vice president recently warned, America's rivals.