CHICAGO (WLS) -- The ABC7 Chicago I-Team will reveal complaints over transit security spanning years.[br /][br /]There are allegations against the CTA over its transparency and adherence to state records laws. [br /][br /]One attorney says it was a long legal battle to get the information, including concerns surrounding private K-9 units and how they're trained. [br /][br /]Mark Rivera and the I-Team will investigate at 10 p.m. Monday.