new york. a reserve, some holding fuel, and then also enough fuel to go to boston and land. >> with more than enough fuel, that shouldn't be a problem, but it soon becomes one. >> in new york, the weather was bad. so as they came up the east coast, they began to be issued holding instructions and they held for three different times. >> the delays totaled 77 minutes. around 8:20 p.m. they have only a little more than 14,000 pounds of fuel left. enough for another hour or so in the air. >> during holding pattern, that's when the flight engineer should have make sure that the fuel levels were fine. >> avianca, too heavy. bring you in 15 miles northeast subpoena that fine with you and your fuel? >> they inquired with air traffic controllers about how much longer it was going to be. they were complaining about their fuel levels. air traffic control asked where their alternate was, which was trial inning to boston, but the