perhaps democrat mayor michael nutter take cue reckless da baltimore presume guilt engineer without benefit investigation mayor basically accuse engineer criminal negligence without even know detail crash democrat mayor michael nutter clearly reckless term drive engineer way world go fast curve clearly reckless irresponsible action really excuse offer listen mayor unjustified irresponsible inflammatory remark https //youtu.be/cbzxmmdp2kg amtrak train derail tuesday kill eight people injure 200 may strike object careen track assistant conductor train tell investigators national transportation safety board.at news conference friday robert l. sumwalt safety board official lead investigation say assistant conductor report believe hear radio transmission engineer regional line say train strike projectile engineer amtrak train reply strike too.mr sumwalt say investigators find fist-size circular area impact leave side amtrak train windshield ask federal bureau investigation analyze say f.b.i call forensics expertise need investigation yet begin analysis.he say investigators also interview engineer find extremely cooperative engineer say fatigue ill time accident could remember anything derailment.investigators ask engineer brandon bostian whether recall projectiles say specifically ask question recall anything sort mr. sumwalt say report recollection anything past north philadelphia assistant conductor however work cafe car hear mr. bostian talk engineer septa regional rail line say train hit rock shoot accord mr. sumwalt say think hear mr. bostian reply train also strike right recall hear conversation engineer septa engineer say felt rumble train lean car go side mr. sumwalt said.jerri williams spokeswoman septa confirm windshield one train shatter projectile near north philadelphia station 9:10 p.m. tuesday 12 minutes amtrak train derail report train strike object area two three time month ms. williams say mostly say object throw children damage.the safety board ask interview engineer septa train hit projectile septa cooperate ms. williams said.for days speculation cause accident center mr. bostian investigators report early week train accelerate suddenly minute derailment mr. bostian apply emergency brake second cars careen track strike nearby utility poles.on friday mr. sumwalt say engineer accompany lawyer open investigators demonstrate good work knowledge proper procedures speed rail line remember accident recall ring train bell go north philadelphia station require mr. sumwalt say recollection anything past investigators say mr. bostian extremely cooperative interview report problems train handle two conductors train night senior conductor hospitalize accord safety board interviewed.a junior conductor back train report radio work unable hear engineer mr. sumwalt say tell investigators felt shake two large impact dislodge seats.both conductors say confidence engineer call professional via nyt reckless dem mayor blame amtrak engineer crash…update new evidence show train may hit projectile