Nate Silver: Latest Maine Senate poll ‘not super reassuring’ for Platner

Analyst Nate Silver on Wednesday questioned Democrat Graham Platner’s chances of beating Sen. Susan Collins (R-Maine) in November, citing a recent poll that showed a decrease in his lead over the incumbent.  A new poll released Wednesday by Public Policy Polling found Platner with a 4 percentage point lead over Collins, reflecting a weakening in his…