Jake Sullivan says the U.S. is engaging with allies, and Russia, on the space threat

It's been a busy week for news involving the U.S., Ukraine and Russia.

It started with the Senate passing a bill that would send billions of dollars of aid to Ukraine, as well as Israel and Taiwan, despite warnings from House Republicans that they would not bring such legislation to their own floor.

Then an unusual statement from the Republican chair of the House Intelligence Committee about a national security threat prompted the Biden administration to confirm that Russia is working on a weapon that has the potential to threaten satellites.

National security adviser Jake Sullivan met with a group of lawmakers in the House of Representatives on Thursday to brief them on the issue. Moments before he dialed in to speak with NPR's Morning Edition about it on Friday, reports emerged from Russian authorities that opposition figure Alexei Navalny had died in prison after falling ill.

NPR has since in a remote