Elizabeth Warren's nascent campaign to unseat Scott Brown in Massachusetts raised $3.15 million in its first month, potentially setting up what the Boston Globe says could be one of the more expensive and hard-fought Senate races in next year's election. Warren, riding establishment Democrats' support and a video that went viral among progressives, counted 96% of that cash haul as coming from small donations of $100 or less, reports Politico.
Warren is a virtual lock for the Democratic nominee, but will face a formidable opponent in Brown, who reported $9.6 million in his war chest at the end of June. Brown has not reported fundraising totals since; those numbers are due this month. (Read more Elizabeth Warren stories.)