Someone please help!! I found a baby bunny. Newborn

Hi everyone, I was walking my dog outside in Providence, right next to Walmart. I noticed three baby bunnies. Unfortunately, one had already died by the time my dog found them. There are two bunnies left, and I’m at a loss for what to do. I’ve never owned any bunnies or anything similar. Do you have any suggestions? I’m going to try to gather them and keep them out of the sun. This situation is heartbreaking.