Estonian Intelligence has confirmed that Ukraine is gradually withdrawing its military contingent from Russia's Kursk Oblast. It has also talked about the situation on the Donetsk front. Source: ERR quoting Deputy Chief of Estonian Intelligence Janek Kesselmann,

Russia said on Thursday there was no doubt that its troops would soon complete the task of clearing out Ukrainian forces from Russia's Kursk region where they have held a pocket of territory for more than seven months.

President Trump and President Vladimir V. Putin both claimed that Ukrainian forces were surrounded. Ukraine’s top military commander vowed to “hold the line.”