Discriminatory against customers of colour. Swear

My husband and I went to this outlet as we have often done to purchase some items of interest ahead of our upcoming biker run.We were the only customers of colour as the rest in the store at the time were white. We looked through some merchandise and my husband picked up some items he wanted. I also looked through the sale items and selected a couple of items I was interested in.I then handed them to the cashier at the till asking that she keeps them for us to allow us to shop further after which one will pay for my entire purchase when done. We proceeded to look further at other stuff when the security management who claimed to be the owner approach us and violently asked us where the items we had are.I responded whilst my husband looked on with shock at the approach and attitude of this gentleman. I informed him that I stored them at the till.the cashier also approached him to confirm that indeed the items were left at the till. As we tried to continue shopping he came back and continued to closely followed us as we tried to shop. He then interrupted us to ask if we want to look at other items. My husband then asked him if there was a problem. He started Swearing talking about r