Drones in Poland and GPS jamming attributed to Russia have intensified a debate over whether the West should impose stiffer penalties for such “hybrid warfare.”

President Donald Trump on "Fox & Friends" gave an update on the person of interest in the fatal shooting of conservative activist Charlie Kirk. "I think, with a high degree of certainty, we have him in custody," Trump said.

Kirk, one of America's most prominent conservative commentators and a close political ally of President Donald Trump, was shot and killed at a speaking engagement at Utah Valley University on Wednesday.

President Donald Trump reacted Wednesday with a degree of bemusement toward Russia’s drone incursion into Poland, a NATO member that Trump has previously vowed to defend amid heightened tensions with Moscow.

Moscow insists it did not plan to hit targets in Poland, after Warsaw says it shot down Russian drones in its airspace.

Sister Vassa Larin is an American nun who is best known for teaching about the Eastern Orthodox faith to thousands of viewers on YouTube.

Lithuania is "ready" to shoot down any more drones that enter its airspace, the country's defense minister told ABC News.

This morning we are looking into reports of a major drone attack on Russia during the night. The defence ministry in Moscow said it intercepted 221 Ukrainian drones. In one video from the town of Tosno in the Leningrad region that we have verified, multiple explosions can be heard although it is unclear what is being targeted.

Republican senators are ratcheting up their demands for President Donald Trump to put new sanctions on Russia, as the White House has signaled an openness toward a second phase of sanctions against Moscow.

An antenna complex in Russia's Kaliningrad region has raised the alarm over Moscow's intentions toward the West.