Alexa Efraimson ran a season-best time of 4 minutes, 4.75 seconds in the 1,500 meters Saturday in The Netherlands. The 20-year-old Nike runner from Camas finished sixth at the Nacht van di Atletik meet in Heusden. American Colleen Quigley won in 4:03.93. Efraimson’s time is a season-best by more than one second.