I want detailed explanation please!!

Ken owns a landscaping business called Landscaping Services LLC.

One day is and his crew are out mowing lawns.Own of his employees is driving the truck which is carrying the equipment.As the employee is backing the vehicle into a customer's driveway, he strikes the customers car.The driver had put the equipment behind the window and the driver had difficulty seeing as he backed up.The car has damage to the body.

The customer isn't home so Ken and the crew start mowing the lawn.As Ken is mowing the lawn, he strikes a rock.The rock is thrown into a neighbor's window, smashing it.

To whom is Ken personally liable?

To whom is the LLC liable?