Simplify the following text for a Grade 11 native English-speaking person.
Original: In June 2003 , Bailey , Ian Rotten , and Corporal Robinson `` invaded '' Combat Zone Wrestling ( CZW ) on behalf of Independent Wrestling Association Mid-South ( IWA Mid-South ) .
Simplified: In June 2003 , along with the owner of the promotion IWA Mid-South Ian Rotten and Corporal Robinson , he `` invaded '' CZW on behalf of IWA Mid-South .