There were so many counselors on hand - about 1 for every 10 students - that every first-period class became a group-counseling session.
Allison Zeinoun, an English teacher, confronted her first-period class with the massacre, asking students to write out their thoughts.
On Monday night and Tuesday morning, the police arrested six students, plucking some of them from their first-period classes, and charged them with conspiracy to commit murder.
The young lady in question was then scanned head-to-toe with a hand-held metal detector and cleared to go to her first-period class.
He hurried toward his own first-period class.
"What was your first-period class that morning?"
As recently as five years ago, more than 300 students - about an eighth of the student body - reported late for their first-period classes on any given day.
I retreated to the journalism room to meet my first-period class.
You have caught me in the hall-and on my way to meet my first-period class.
Details about events leading up to Anna's death were sketchy, but the police said she attended her first-period class, which started about 8:30.