A new threat intelligence report from Microsoft says foreign adversaries have showed continued determination to influence the U.S. election and there are signs their activity will intensify as Election Day nears.

Microsoft found that Iranian hackers are looking for vulnerabilities in election-related websites, as part of a broader increase in election interference efforts by foreign nations including Russia and China.

Russia, Iran and China are intent on fanning divisive narratives to divide Americans ahead of the Nov. 5 U.S. elections, an American intelligence official said on Tuesday, although they are unlikely to be able to manipulate the contests at a scale that would affect the outcome of the presidential race.

Russian lawmakers have ratified a pact with North Korea envisioning mutual military assistance, a move that comes even as the U.S. confirmed the deployment of 3,000 North Korean troops to Russia

The Biden administration said that at least 3,000 North Korean troops are training in Russia, though it remains unclear if they’ll join the war.