![Ukrainian soldiers prepare a U.S.-supplied M777 howitzer to fire at Russian positions in Kherson region, Ukraine, Jan. 9, 2023.](https://archetype-air-force-times-prod.web.arc-cdn.net/resizer/v2/C7S4MTTZV5HHRN42SU23APZRTU.jpg?auth=4e160e53ac700ae90d7e1a841513e699fa540773ac514a791c8d03daf33bfebd&width=3500&height=2333)
How to fix a howitzer: US offers help line to Ukraine troops
A group of U.S. and allied troops and contractors is using phones and tablets to provide maintenance advice to Ukrainian troops on the battlefield.
By Lolita C. Baldor, The Associated Press