Grafton rollover crash; 1 seriously injured

Scene of the rollover crash near Lakefield and I-43

The Ozaukee County Sheriff's Office is investigating a rollover crash that happened near Lakefield Road on southbound I-43 around 2 a.m. Saturday morning. 

One person was extricated and transported by Grafton Paramedics to Froedtert for serious but non-life threatening injuries. 

This is a developing story.