GOP holds edge in Senate swing-state races: New York Times polls

Democrats are competitive in six key Senate battlegrounds, but Republicans still hold the edge in the fight for the upper chamber, according to new polling from The New York Times and Siena. The New York Times/Siena Polls found Democrats leading the Senate races in North Carolina, where Democrat Roy Cooper is battling Republican Michael Whatley to replace retiring Sen. Thom Tillis (R-N.C.), and in Maine, where progressive Graham Platner hopes to oust Sen. Susan Collins (R). Cooper boasts the biggest lead among the six battlegrounds surveyed, with 50 percent to Whatley’s 43 percent. Platner, at 49 percent, was up 2...