WB releases high res Half-Blood Prince trailer screenscaps

Warner Brothers released these a couple days ago, but with all the news lately we wanted to save 'em for the weekend. 17 beautiful high res images from the new trailer:

Younger Dumbledore peering in at Young Tom
Hogwarts students pointing their wands to the sky
Ron whining about girls
Quidditch fans
Harry holding the locket
Harry looking out a Tube window
Just Harry
Just Harry 2
Bellatrix running along a Great Hall table
Bellatrix casting the dark mark in the Astronomy Tower
Young Tom Riddle surrounded by smoke
Young Tom Riddle not surrounded by smoke
Snape in the Astronomy Tower
Professor Slughorn
Harry and Hermione
Draco looking at a feather
Dumbledore surrounded by fire