"She's stable," he said. "It's going to be a long process."
The family of that 2-year-old girl has been in and out of the hospital for the past two days.
PHOTOS: Young fan struck by ball at Yankees game
She is apparently not well enough to leave yet.
Meanwhile, Major League Baseball is still reacting to the incident.
The Cincinnati Reds, San Diego Padres and Seattle Mariners said they will extend the safety netting behind home plate beginning next season.