Democrats Far Outspending Republicans in 10 key Senate races, Figures Show Guardian analysis reveals surge of money into battleground states, with vulnerable Democrats raising cash at record rates Dan Roberts in Washington 16 July 2014 13.11 EDT Alison Grimes, pictured here with Elizabeth Warren, is raising cash at a quicker pace than her rival, Mitch McConnell. Democratic donors are outspending Republicans by more than 50% in the closest-fought Senate races, according to a Guardian analysis of the latest campaign finance disclosures that reveal a surge of money flooding into key battleground states. More than $42m has been raised so far...