Three clues on the murder of Wellington

It was a hate crime

the shed with locked

Christopher's mom had an affair

Clue #1

Wellington is stabbed with a pitchfork from Mrs. Shears shed

Clue #2

The shed was locked

Clue #3

None of the Neighbors really knew Mrs. Shears

Clue #4

This was a hate crime

Clue #5

Mrs. Shears divorced Mr. Shears

Clue #6

Christopher's dad doesn't want him getting in others people business

Clue #7

Christopher's mother had an affair with Mr. Shears before she died

Clue #8

Christopher's father was getting close to Mrs. Shears