saying that they have officers throughout the city and more today at subway stations. trace? >> trace: thanks, laura. thank you. the national transportation safety board investing the plane crash of dale earnhardt jr. and his wife and daughter and two dogs and the pilots. they're all safe according to earnhar earnhardt's sister. the plane rolled off the end of the runway and burns into flames. steve harrigan has more. >> trace, the charred wreckage of that six seater cessna plane is behind me on highway 91. it was supposed to come in for a landing at 3:40 yesterday afternoon. it was pretty good weather out. instead, the plane went through the runway a cross a field, through a fence and exploded in flames on a five-lane road. officials have been examining