The Defense Department announced more missile systems and ammunition are being provided to Ukraine.
One lawmaker said he "wonders when we are just going to get the amendment to have a trillion-dollar defense budget because it seems that's where we are going."
The Pentagon announced the third arms package of the year for Taiwan on Wednesday.
"One of the biggest challenges we have in the future is protecting the nation from a cyberattack and being able to win a cyberwar," Gillibrand told Newsweek.
"This is Ukraine's fight. It's not the United States' fight," said Defense Secretary Lloyd Austin.
The congressman has previously called for more transparency from the government in investigations of Unidentified Aerial Phenomena—a term more commonly used by officials than UFO.
The Taliban will "likely loosen its restrictions on Al-Qaeda" within the next year or two, a new report warned.
U.S. intelligence officials testified on Tuesday before the House Intelligence Committee to answer questions about UFOs and UAPs.
A government hearing on Tuesday will feature testimony from two defense officials regarding reports of unidentified aerial phenomena.
Top security officials are set to provide testimony on potential threats posed by UFOs in a congressional hearing next week.
"Zelensky doesn't really need a no-fly zone," an expert told Newsweek when discussing Russia's failure to establish air superiority in Ukraine.
An official with the Department of Defense said economic sanctions were "having a bite" on Russia's ability to replace stocks in its defense industrial base.
Russian claims that it evacuated Russian civilians from potentially dangerous areas in Ukraine's Donbas region.
The former defense secretary told "60 Minutes" firing missiles into Mexico was just one of a number of "dangerous" ideas from the Trump administration.
The U.K.'s Ministry of Defence said Sunday that Russia's "forward deployment of commanders has exposed them to significant risk."
The recent warning from former CIA official Paul Pillar comes after media outlets published that U.S. intelligence had a role in helping Ukrainian personnel.
The former National Security Council director said the U.S. gives itself "too much credit" for its role in supporting Ukraine's ongoing battle against Russian forces.
The Pentagon said it has not given Ukraine information to help it locate and kill Russian military leaders.
Ukrainian officials have said they have killed 12 Russian generals on the front lines since Moscow's invasion began on February 24.
Pentagon press secretary John Kirby said that Russia has not been hitting its targets in Ukraine with its precision-guided missiles.
The Pentagon has confirmed it has transferred the first batch of Soviet-era helicopters to help prop up Ukraine's military.
"It's been a bad performance by the Russians thus far," said former NATO commander James Stavridis on Sunday.
Few details are known about the 121 Phoenix Ghost drones that the Biden administration is providing to Ukraine.
"It's difficult to look at some of the images and imagine that any well-thinking, serious mature leader would do that," the Pentagon's press secretary said Friday.
"Putin has isolated himself and he should still continue to suffer the consequences of his actions in Ukraine," said Pentagon spokesman John Kirby.
With newly released Pentagon reports and a government task force dedicated to their study, UFOs are going mainstream.
"Unless the president invokes the Defense Production Act ... we will run out of these key arms," Senator Richard Blumenthal said.
"We undoubtedly have 20th-century contracting rules and regulations in a 21st-century world," Congressman Jason Crow told Newsweek.
"The reaction was as if they [U.S.] denied the fundamental importance of what happened," a Russian TV presenter suggested Sunday.
The comments from Pentagon press secretary John Kirby came just days after TV analysts spoke about the Russian military testing a nuclear-capable missile.