Sen. Coats fires back after being targeted in Russia's cross hairs

After Russia issued visa bans against top congressional and administration leaders, including Sen. Dan CoatsDaniel (Dan) Ray CoatsGOP senator blocking Trump's Intel nominee NSA nominee sails through second confirmation hearing New attacks spark concerns about Iranian cyber threat MORE, the Indiana Republican is spearheading bipartisan efforts to crack down on Moscow with tougher sanctions following its annexation of Crimea.