Regional Rankings: Loyola-Los Angeles the New No. 1 in the West

Call them the Cardiac-nals.

Calvert Hall (Md.) won a pair of overtime contests that shaped the National Top 25 as well as the Mid-Atlantic rankings.

They're not the only mover and shaker at the regional level, however. There's a new No. 1 in the West after Loyola-Los Angeles (Calif.) defeated previous top dog St. Ignatius (Calif.) 14-11.

See how this week's Top 10 updates for high school boys' lacrosse in the Mid-Atlantic, South, Midwest and West regions changed, complete with recaps of the teams' recent and upcoming action. Northeast updates will start next week.

Compiled by USA Lacrosse writers with input from coaches around the country, rankings and records reflect results as of previous Sunday.