Md.'s Van Hollen flexes fundraising muscles in US Senate bidArizona Daily Sun2015-04-01T02:42:02Z Md.'s Van Hollen flexes fundraising muscles in US Senate bidThe Associated Press The Associated Press. 1 hour ago. (0) Comments. ANNAPOLIS, Md. (AP) — Maryland Rep. Chris Van Hollen is flexing his fundraising muscles.and more »