GOP senator discusses tensions between Russia and Ukraine.

ABC News' Linsey Davis speaks with North Dakota Sen. Kevin Cramer about a tentative bipartisan bill to aid Ukraine and deter a possible Russian invasion.

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Deadliest mass shootings in recent US history

Deadliest mass shootings in recent US history

The massacre at Robb Elementary School in Uvalde, Texas, marked the seventh deadliest mass shooting in recent U.S. history.

Pressing lawmakers for answers on gun control as Bidens plan visit to Uvalde l ABCNL.

Pressing lawmakers for answers on gun control as Bidens plan visit to Uvalde l ABCNL.

Despite President Joe Biden's call for action on gun control, some Republican lawmakers continue to block key legislation in the wake of the Uvalde school massacre. WATCH the ABC News Live Stream Here: SUBSCRIBE to ABC NEWS: Watch More on LIKE ABC...

Victims' families speak out following Texas school shooting l ABCNL.

Victims' families speak out following Texas school shooting l ABCNL.

As new details emerge about the attack, there are growing calls for leaders to do more to prevent future violence. WATCH the ABC News Live Stream Here: SUBSCRIBE to ABC NEWS: Watch More on LIKE ABC News on FACEBOOK FOLLOW ABC News on TWITTER: #ABC...

Cruise funnel catches fire

Cruise funnel catches fire

Crew members and guests were all safe, according to a statement from Carnival Cruise Line.

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Beto O'Rourke donates blood after school shooting

Beto O'Rourke donates blood after school shooting

Texas Democratic gubernatorial candidate Beto O’Rourke gives blood to support victims of the Uvalde school shooting.