The family of a 4-year-old girl is asking for prayers as she fights a staph infection in her lungs at Vanderbilt Children’s Hospital.Jasie Musick is on life support at Vanderbilt after becoming ill last weekend. Her mother, Brittany Musick, said she was a happy and energetic child just days before coming down with the flu and experiencing complications.“It started with the flu and from there pneumonia set up,” said Brittany. “After that she got a staph infection in her lungs and now she’s on life support.