Complex sentence: In 2004, he unsuccessfully ran for the U.S. Senate against Barbara Mikulski and in 2008, he unsuccessfully ran for Congress in Maryland's 1st congressional district, against incumbent Wayne Gilchrest and State Senator Andy Harris, losing the primary to Andy Harris.
Split into simpler sentences: In 2004, he unsuccessfully ran for the U.S. Senate against Barbara Mikulski. Then, in 2008, he unsuccessfully ran for Congress in Maryland's 1st congressional district, against incumbent Wayne Gilchrest and State Senator Andy Harris, losing the primary to Andy Harris.