The chief of the Pentagon reported this on X, Ukrinform saw.
"Today, I spoke with my Ukrainian Ukrainian counterpart Rustem Umerov regarding priority security assistance and Ukraine’s ongoing battlefield operations," Austin wrote.
He added that the United States remains committed to helping Ukraine defend against Russian aggression.
As Ukrinform reported on Monday, French Defense Minister Sébastien Lecornu discussed the current situation at the frontlines during a phone call with his Ukrainian counterpart Rustem Umerov.
Illustrative photo from MoD