Oil prices fell on Tuesday as traders thought a possible cease-fire in Russia's war with Ukraine might lead to easing or the end to sanctions on Russian crude oil, which would in turn boost global supply.

Even as Ukrainians flee Russia’s renewed offensive, they maintain they are not ready to give up land for peace, as Trump says Putin is offering.

For years, Donald Trump criticized presidents for empty threats. He often pointed to then-President Barack Obama failing to enforce his “red line” on Syria using chemical weapons. During his first term in 2017, Trump called it a “blank threat” that cost us “in many other parts of the world.”

Russia’s illegal seizure of the Crimean Peninsula from Ukraine in March 2014 was quick and bloodless, and it sent Moscow’s relations with the West into a downward spiral unseen since the Cold War.

State news agency RIA Novosti has reported that a gunpowder workshop at the facility caught fire and triggered an explosion.

Former Russian President Dmitry Medvedev said on Tuesday that European leaders had failed to outplay Donald Trump, but that it was unclear how Ukrainian President Volodymyr Zelenskiy would present the issues of territory and a security guarantee.

The images show what seem to be launch rails, runways, hardened shelters, and Shahed-style drones at three bases in Russia.