Roll Call: 6 Major Surprises in House Primaries

Rep. John F. Tierney held the dubious distinction of being one of the most vulnerable House Democrats until recently. That’s thanks in part to an investigation into whether Tierney failed to disclose to the IRS $200,000 his wife received.

Despite this, Tierney raised a respectable $251,000 in the third quarter. More good news for Tierney came last month, when the Ethics Committee formally dropped its investigation of him.

Now the bad news for the nine-term Democrat: His primary challenger, veteran Seth Moulton, raised $100,000 more than the incumbent.

Read the full Roll Call article here.