If all the damage from the Dec. 9 tornadoes in Tennessee wasn't enough, sometimes the recovery can be just as frustrating, especially when it comes to applying for federal disaster relief.
the a-320 landed, safely. finally contacting the tower. air canada 781, there s something with the radio here. that s pretty evident. reporter: this, after the july incident at the same airport, same airline. a jet lined up to land on a taxiway occupied by four other jets. a disaster avoided as the air canada pulled up, just feet from one of the aircraft. any time you have two instances of something that are very similar, it s a red flag. is there a problem with procedures? is there a problem with training of crews flying into this particular airport? reporter: air canada says the pilots were cleared to land and it will look into why they didn t receive the instructions from the tower. but that airline is now subject of two faa investigations. david? david kerley with us tonight. david, thank you. and next here, more than a month now after puerto rico was struck by a devastating hurricane, three-quarters of the island is still without power. nearly 3.5 million american ci