Officers took the 67-year-old veteran to the Roudebush VA Medical Center in Indianapolis for treatment after the standoff on Monday.
Several Lawrence Township schools will have counselors available Wednesday, for teachers students, and staff.
Six people had to be evacuated and four people were checked by medics at the scene.
Authorities allege that Lee was driving recklessly on Jan. 2 when his pickup truck crashed into an office building in Cayuga.
The female driver of the bus told Indianapolis firefighters she was not sure what caused the bus to accelerate and jump the curb.
The district also issued a statement saying classes will be cancelled Wednesday to mourn the loss of principal Susan Jordan.
“It’s great news for the community, great news for the school district,” Center Grove Parent Billy Bemis said.
“We lost a great educator today.”
Hamilton Southeastern School leaders are asking neighbors to increase property taxes.
School principal Susan Jordan died when the bus jumped the curb.
It happened at Amy Beverland Elementary School around 2:45 p.m.
The Republican-backed law garnered quick national backlash after it was signed by Gov. Mike Pence in March.
Such districts oversee local recycling efforts.
Collins says since she got two tickets she’s taking her mom to California with her.