The context of the following conversation is Someone has been stealing money from Riley. Riley leaves some money on the counter in the kitchen and watches Jesse closely.:
Riley says I left money on the counter in the kitchen and watched Jesse closely.  Someone has been stealing my money..
The friend responds Do you think it's Jesse?.
Riley responds I have my suspicions..
The friend responds Did you find out anything?.
Riley responds Jesse didn't touch the money on the counter, so he's probably not the one stealing my money..
The friend responds You still don't know who've been stealing money from you..