Colorado State University's annual 'Undie Run' is Friday

Back page: CSU students continue “Undie Run” tradition

Colorado State University urges students not to run around campus

Undie Run 2019: More than 1K participate in Colorado State

Thousands of students strip for end-of-the-year CSU Undie Run

CSU wants to stop annual 'Undie Run

CSU Undie Run Videos: Hundreds Strip, but Attendance Down

Undie Run 2019: More than 1K participate in Colorado State

Colorado State University Undie Run: Students urged to not participate

Undie Run 2019: More than 1K participate in Colorado State

Chapman spring Undie Run draws 2,000 – Orange County Register

CSUF's undie run larger, 'more out of hand' – Orange County Register

Undie Run 2019: More than 1K participate in Colorado State

BARE at CSU - Event formerly known as the Undie Run

Colorado State is cracking down on an annual 'Undie Run' in which

Undie Run 2019: More than 1K participate in Colorado State