21.   Some wept as they watched a video simulation of the crash, showing the aircraft veering to the left before heading straight down.

22.   The images beamed around the world showed two skyscrapers imploding one after the other in a rhythmic tumble seemingly straight down.

23.   The notion of a stiff pipe pushing the bit straight down is outdated.

24.   The presentation is straight down the middle, no recognizable bias to either right or left.

25.   They are traditionally cut straight down but bias cuts are very attractive.

26.   Unless you happen to be standing on top of the Alps, in which case the general direction is straight down.

27.   We look straight down as chips of ice fall off his boots and spiral straight down to the blue abyss.

28.   When cutting, hold the blade in one hand and place the palm of the other hand on top of the blade to guide the knife straight down.

29.   You will be looking straight down at the breastbone.

30.   Even in daylight, he said, her car was impossible to see unless a person stood directly above it and looked straight down off the bridge.