Feds investigate Massachusetts plane crash that killed 7 [photos]

Hanscom crash: containment booms in Shawsheen River after what's believed to be jet fuel found in water. @cbsboston pic.twitter.com/VUC19NlPU6

— Michael Rosenfield NBC10 Boston (@MikeRNBCBoston) June 1, 2014

NTSB has arrived on scene at Hanscom for deadly plane crash investigation. #fox25 pic.twitter.com/72dh2lej3R

— Sarah Burgess (@ProducerSU) June 1, 2014

Federal investigators from the NTSB are now at the site of the Massachusetts plane crash last night that killed all 7 aboard the private flight.

Among the casualties: Philadelphia Inquirer co-owner Lewis Katz.

Photos from the tragic scene:

Photo: 7 dead After Jet Goes Off Runway On Takeoff From Hanscom Field In Bedford – http://t.co/xAoqPQ47eh #breaking pic.twitter.com/DStcRXFng1

— AndreaWBZ (@AndreaWBZ) June 1, 2014

Nose of Gulfstream IV that erupted into a fireball after crash at #Hanscom. More pics at #WCVB.com pic.twitter.com/CBAGPimg58

— Liam Martin (@LiamWBZ) June 1, 2014

massport; bodies of 7 victims of deadly plane crash @hanscom have not been removed from plane. #wbz #wbznews pic.twitter.com/wkllIxjSnV

— Kim Tunnicliffe (@KimWBZ) June 1, 2014

Smelled burning as I drove to #Hanscom from Burlington. MA State Police on scene at front of airfield @NECN pic.twitter.com/CPOogji1MM

— Josh Brogadir (@JoshBrogadirTV) June 1, 2014

Hanscom to Cambridge. Wind direction map totally explains the burning rubber smell progression. Crazy. pic.twitter.com/NxBRIFFmx1

— Aubry Bracco (@aubrybracco) June 1, 2014

Crews worked at #Hanscom scene in #Bedford, where private plane crashed during takeoff. via @Rich2011storm pic.twitter.com/gTR8Xy8jIt

— delicatetendril (@delicatetendril) June 1, 2014

Plane crash at Hanscom AFB.. Large plume of smoke and heavy smell of burned fuel. pic.twitter.com/cXy63s5B3c

— Amaral Santos (@asantos_7) June 1, 2014

The latest on the Hanscom Field plane crash on #7news at 11PM. Watch live: http://t.co/QbN9OzDc8O pic.twitter.com/Wv2VT0or5F

— 7News Boston WHDH (@7News) June 1, 2014

https://twitter.com/Breaking911/status/472934508590039040

FAA: Gulfstream jet runs off runway during takeoff from Hanscom Field in Mass.; witnesses report seeing flames: pic.twitter.com/DWvfoZLkeY

— ABC News (@ABC) June 1, 2014

Breaking News: Co-Owner of Philidelphia Inquirer Among Plane Crash Victims in Massachusettshttp://t.co/J28ruc50W6

— The New York Times (@nytimes) June 1, 2014