U.S. Rep. Jared Polis has continued to pump millions of dollars of his own money into his run for the Democratic nod for Colorado governor, and Republican state Treasurer Walker Stapleton leads Republicans, according to the latest campaign finance reports. As of May 17, Polis, the Boulder Democrat and internet entrepreneur, had put $7.85 million into his campaign, with a recent contribution of $1.5 million on May 3, according to the reports, which were due May 21. Polis has capped individual donations at $100, which brought in another $176,000 over the past year.