Reporting a Scammer on aim

reporting a scammer on aim.
he seems to not have a sythe account unless an mod links it
he forcefuly asked my brother give account name and password
my brother even said to met him in game and he said no
he scamming way was trying to reverse a trade by paying with credit card with the popular paypal scam.
heres a screen shot of the chat.






He logs out at the end.