US official: Russia using social media to divide Americans

Computer mouse pads with a 'Secure the Vote' logo on them are seen on a vendor's table Saturday at a convention of state secretaries of state in Philadelphia. (AP Photo/Mel Evans)

PHILADELPHIA — The U.S. homeland security secretary said on Saturday there are no signs that Russia is targeting this year’s midterm elections with the same “scale or scope” it targeted the 2016 presidential election.