Why did Mark Mulder retire?

Once again, Mulder needed shoulder surgery that sidelined him for most of 2008. His three appearances that season would be the last of his career, electing to retire as injuries continued to plague him. He finished with a 103-60 career record and a 4.18 ERA.

Where did Mark Mulder go to high school?

High School: Thornwood HS, South Holland, Ill.

Where did Mark Mulder go to college?

Mark Mulder

Who does Mulder end up with?

At the fourth episode of season seven the romantic undertones were confirmed when the two shared a kiss. In the series finale, the final scene depicted Mulder and Scully after running away together, in bed together, contemplating what the future held.