are long and agonizingly slow. it's 94 degrees and gloria beth nunez is trying her best to stay cool. how long have you been waiting here? since 5:00 a.m.? >> yes. >> reporter: and you're sitting here in the car. >> uh-huh. >> reporter: she can't sit in her car any longer. she's been waiting for nearly ten hours. i've been here since 4:30 a.m., she says. just waiting for the generator to turn on. they turned off because it got overheated. when the generator starts again, so does the pumping. like most places in puerto rico, here, cash is king. credit cards can't be processed so dollars rule the day. a lot of people can't even bring their cars here. they're just waiting in line in person with as many gas cans as they can. but this line, there's dozens of people in it. and it stretches all the way