Keiana Martin is a Los Angeles native who graduated from San Diego State University with a degree in Integrated Marketing Communications. She began her media career as an intern with the Kansas City Chiefs. Shen then followed with roles with the Denver Nuggets, NBC Sports Bay Area, and the San Fransicor 49ers. 

Martin joined MLB Network in April 2022 as the lead host of its flagship studio show, Quick Pitch. She also worked as a host for MSG Networks in addition to hosting sports betting show The Line on truTV. In 2023, she joined CBS Sports as an on-air host and reporter, appearing across CBS Sports HQ, Inside College Basketball, and Inside College Football on CBS Sports Network. She also worked as a sideline reporter for college football and WNBA coverage, and made recurring appearances on CBS Mornings.

Keiana Martin joined ESPN in June 2026 as a SportsCenter anchor for the morning and afternoon editions. She is based at ESPN headquarters in Bristol, Connecticut. She described the move to ESPN as the realization of a lifelong dream, having grown up watching ESPN as the place where sports stories connected with people.