Alva Review-Courier -

GENEVA (AP) — U.S. President Joe Biden said Thursday that any Russian troop movements across Ukraine's border would constitute an invasion and that Moscow would "pay a heavy price" for such an action.

It was the latest White House effort to clear up comments Biden made a day earlier when he suggested that a "minor incursion" by Russia into Ukrainian territory could result in a more measured response by the United States and allies.

Facing an avalanche of criticism from Republican lawmakers and Ukrainian officials that Biden's comments had invited limited military action by Russian President Vl...