Anadolu/Getty Images
- US aid for Ukraine has been blocked since Republicans voted down a security package in December.
- It means the US can't repair weapons it sent to Ukraine, the Pentagon's press secretary said.
- Ukraine has had to scale back its war effort since US support started drying up.
The Pentagon said that US weapons are faltering in Ukraine because it can't help the Ukrainians repair them.
The hold-up is because Congress has withheld extra funding for Ukraine — which blocks not only new aid, but also ongoing support for what's already there.