Most of the field for National High School Invitational was announced Thursday, with top-ranked Montrose Christian receiving an invitation. The Mustangs are expected to be the top seed in the eight-team tournament that begins March 31 at Georgetown Prep.

Montrose Christian junior forward Justin Anderson, who last week committedto play for Maryland, leads the Mustangs into the National High School Invitational that begins March 30 at Georgetown Prep. (Doug Kapustin/FOR THE WASHINGTON POST)

The eighth team in the event has yet to be announced; it is believed tournament organizers are trying to secure permission for a New York public school team to play.

The four-team girls’ tournament includes teams from top-ranked Riverdale Baptist; fifth-ranked Spalding; Hollywood (Fla.) Christian; and Dr. Phillips.