When the top of the main shoot is removed by pruning or breakage the auxin is no long produced.

VOA: special.2009.10.06

The study found that the main shoot grows the best of all not because of its position at the top of the plant, but mostly because it got there first.

VOA: special.2009.10.13

Both drivers made it into the top-10 shoot-out despite the incident in second qualifying and Schumacher apologised to his former team-mate.

BBC: Michael Schumacher reprimanded for blocking Barrichello

Instead, the team failed to get either car into the top-10 qualifying shoot-out for the first time this year.

BBC: Ross Brawn despondent as Mercedes slump in Valencia

Will the economy start to slow, or will other issues shoot to the top of the public's consciousness?

CNN: Election 2000 overview: A lot is at stake for voters