Port Authority News Conference now reporting aircraft landed on RWY 13 length 7000' and exited the runway aprox. 4500' from the threshold. Aircraft did not exit end of runway or go through EMAS (Excursion Mitigating and arresting system)
Braking action reported as good by preceding aircraft. Did not mention aircraft type that reported braking action.
LGA still closed planning to open a runway by 2 pm local.