Security chased me after I left the mall pushed me into a car injured my knee!!! Lawsuit?

I was looking to exchange shirts I had from another chain store and for khaki work pants but didn't find anything I then Left the store and went to the next store over unspent 10 mins in the next store then left the mall when I got to the parking an I identified gentleman ran walked up to me asking to speak to me I agreed an he said a shirt was missing from their store I was confused bc I had been in 2 stores I said I have my shirts and I walked away he proceeded to accuse me of taking a sort from their store but I didn't so he said show me your bag I did and he got mad and aggressive

placeholder text for bug in Chrome