BOSTON - Stephanie Jenks of Linn-Mar won the mile run at the New Balance Indoor Grand Prix in Boston Sunday in a photo finish.

Jenks was clocked in 4 minutes, 47.48 seconds. Sammy Watson of New York, the 2015 World Youth Champion, was timed in 4:47.49, just one-hundredth of a second behind Jenks.

There were seven runners in the elite field for the Girls Junior Mile at Roxbury Community College. The New Balance Indoor Grand Prix has been held since 1996.

Jenks, who has dominated the distance races at the Iowa state meet and Drake Relays during her high school career, has committed to run in college at Cal-Berkeley.