Lewis Benitez-Chaparro ran a 4:33.50 to win the 1600m at George Jenkins this past weekend. Last year at this meet, the Vanguard junior ran a 5:15. Over the course of the past year, Benitez has shaved off nearly 42 seconds off his 1600m time to start his outdoor season off with a PR.
We took a look at the top 25 year over year improvements in each event from the first week of the regular season. We compared times and distances from 2019 to those who competed this same week in 2018 to see who improved the most in each event.