Firefighters have been working to help pull people from the wreckage of the commuter train which derailed at 7:20am local time (12:20pm UK time).
At least one rail car from the derailed commuter train is lying near the Hudson River, with rescue workers searching for survivors along the shoreline and waterway.
More top news
A judge ruled the boy may be allowed home from Alder Hey Children’s Hospital, but will not be allowed to go to Rome for further treatment.
Alek Minassian, 25, has been charged with first degree murder.
The president, meanwhile, thanked the French leader for his “steadfast partnership” in the recent missile strike in Syria.