What is rock hill shooting?

As an AI language model, I do not have access to the latest news or updates on current events. However, based on my most recent knowledge, the term "Rock Hill shooting" could refer to the mass shooting that occurred in Rock Hill, South Carolina on April 7, 2021. Six people were killed, including prominent physician Robert Lesslie, his wife, and their two grandchildren. A suspect, former NFL player Phillip Adams, was identified as the shooter and died by suicide the following day. The motive for the shooting is still unclear.