"Don't blink. Blink and you're dead. Don't turn your back. Don't look away. And don't blink!" the DVD looped and the man's words were being repeated.

America

What that mean "Don't blink" the man was mad but yet the brothers found it hard to move away from the laptop and or blink. They had seen a lot in their time but this just sounded ridiculous. "So what do you think?" the youngest brother said. "Hell, how am I supposed to know? Are we supposed the listen to a mad man in what looks like a box?" they still hadn't looked away from the computer but had managed to grab a bottle of brandy and passed it between them. It was one of few weeks where they had not had anything to do so had spent the week doing grocery runs and keeping phones and laptops close to hand.

T.A.R.D.I.S.

The Doctor had heard that the Weeping Angels were in America, again. So he had Clara help him dig up an old DVD that he had made in one of his previous regenerations. The point was to send it to a pair whom he had heard were capable of dealing with the "extra-terrestrial".
"Doctor, why can't we just go there and tell them ourselves?" her words came out muffled because her head was submerged in a box in one of the many rooms in the T.A.R.D.I.S.
"Because, they are accustomed to this type of thing and if I go, they may very well try to decapitate me," The Doctor said with a grim smile "the best way to do this is by video and if they understand we won't have to journey their again. Rory and Amy had been taken by weeping angels and he had still not recovered. It was something he didn't want to happen again.

Heaven

Angels had never done the communications bit of being an angel very well, so when they fell and it was left to them to actually communicate with others. Angels fell for many reasons there was punishment, the aid of humans, God and the Winchesters. But in this day in age people were beginning to forget about the angels and when they fell from heaven they were stuck but if no one believed in them, their grace weakened. They didn't lose it but it weakened and when it weakened so did they and they turned to stone. And they weeped.