The U.S. Department of Defense announced the latest in a series of aid packages for Ukraine on Friday, an additional $2.1 billion in security assistance that it said included critical air defense and ammunition capabilities.

The U.S. will announce a new arms package for Ukraine valued at more than $2 billion as soon as Friday, Bloomberg News reported on Thursday, citing administration officials. The funds under the Ukraine Security Assistance Initiative will be heavy on air defense munitions and will help Ukraine purchase Hawk missile launchers and two types of advanced Patriot air defense missiles,