The nation’s federal law enforcement and election security agencies are debunking two new examples of Russian election disinformation.

Intelligence officials said they have noted an increase in attempts to manipulate public perception and incite divisions among Americans as Election Day approaches.

An Iranian-American journalist who once worked for a U.S. government-funded broadcaster is believed to be detained by Iran for months now.

Rights groups said that Reza Valizadeh, an Iranian-American journalist, was recently arrested in Iran, although the State Department did not confirm that he was the person detained.

Rights groups say journalist Reza Valizadeh has been detained, amid heightened tensions between the United States and Iran.