100 days out from Election Day, our insider shares his intel

Data: The Cook Political Report with Amy Walter. Map: Erin Davis/Axios Visuals The midterm elections are 100 days out. Political reporter Hans Nichols, lead author of the Hill Leaders newsletter, shares his intel on the state of the races: The big picture: The House environment favors the Dems. The terrain favors Republicans. The same is broadly true on the Senate side — except the structural advantages are even greater for Republicans. THE HOUSE — currently 218 Rs, 212 Ds, 1 independent,…