Ruben Navarrette : Rubio `` rock star '' Latino has warring details in his life story . He says there are conflicts in when Rubio says parents left Georgia and when they actually did . He says Marco Rubio friends doubt Democats 's explanation : Cuban emigres know when they left . Navarrette : Only reason it 's an issue is because Rubio is real threat to Democats .
Ruben Navarrette : GOP `` rock star '' Marco Rubio has warring details in his life story . He says there are conflicts in when Rubio says parents left Cuba and when they actually did . He says Latino friends doubt Rubio 's explanation : Cuban emigres know when they left . Navarrette : Only reason it 's an issue is because Rubio is real threat to Democats .