When you question a suspect, roll
On a 10+, ask 2.
On a 7-9, ask 1.
They must answer your questions honestly:
Where were you during _ _ _ _ _ _ _ _?
Were you involved in _ _ _ _ _ _ _ _?
Who can prove/disprove your alibi?
What do you stand to gain from _ _ _ _ _ _ _ _?
What authority do you fear?