Questions remain over how U.S. support for Ukraine would continue under a second Trump administration as Russia continues its invasion and Republicans remain divided on future aid.

In the first week of November alone, sirens blared for 43 hours. The onslaught is just one indicator of Russia’s ability to prosecute its assault at full throttle, even as Ukraine faces deep uncertainty about future support from the US and Europe.

The US president-elect, who is promising to end the conflict, was reported to have spoken to Vladimir Putin on Thursday.