A jet from the US state of Kansas, carrying around 60 passengers, crashed into Washington's Potomac River after colliding mid-air with a military helicopter near Reagan National Airport today. Eighteen bodies were pulled out of the river, reports claim. Rescue ops are underway while all flights at the airport have been grounded. A video of the crash, which quickly went viral on social media, captured the moment the passenger jet collided with the military helicopter near the airport. US officials said that the collision occurred at approximately 9 PM local time (0200 GMT) Wednesday.