Newly appointed US Commerce Secretary Howard Lutnick has announced that President Donald Trump will push for a crackdown on major cruise operators, accusing them of avoiding US taxes by registering their ships in foreign countries.

The chief of the criminal division at the U.S. Attorney's Office for Washington, D.C., abruptly resigned Tuesday amid pressure from top Trump Justice Department appointees to freeze assets stemming from a Biden administration-era environmental initiative, sources familiar with the matter told ABC News.

That was the topic of discussion during a Munich Security Conference event, "Peace Through Strength: A Plan for Ukraine," hosted by DW's Conflict Zone. "We have much more confidence, we are not alone,

The Department of Government Efficiency is taking aim at agencies such as the Internal Revenue Service and Social Security Administration, as the administration argues in court that Elon Musk is not the administrator of the newly-formed entity despite public comments from Trump to the contrary.

Fox Nation's "Showdown at the Panama Canal" explores the history of the vital strategic waterway and the current high-stakes battle to reclaim control.