Loomis Chaffee (Conn.) is the new No. 1 in the Northeast, with Choate (Conn.) and Belmont Hill (Mass.) also jumping into the latest USA Lacrosse High School Boys' Regional Rankings.
Lawrenceville (N.J.) picked up a huge national win that also enabled the Big Red to make a significant jump in the Mid-Atlantic.
Scroll below for this week's Regional Top 10 updates for high school boys' lacrosse in the Northeast, Mid-Atlantic, South, Midwest and West, complete with recaps of the teams' recent and upcoming action.
Compiled by USA Lacrosse writers with input from coaches around the country, rankings and records reflect results as of previous Sunday.