Korva Coleman

It's called the "traffic jam." The weather near the summit of Mount Everest clears, and everyone who has ploughed up the slopes leading to the world's highest peak tries to climb to the top at once. There are only a few hours to complete the last steps over the narrow way before climbers must turn back for the safety of their camps. Sometimes they run into trouble in the crowd.

Good morning - here are some of the leading headlines we're following today:

'Picture Perfect Launch' For Private Rocket Headed To Space Station.

Deal Reached On Probe Of Iran's Nuclear Program, IAEA Chief Says.

There's a jockey switch for tonight's Preakness Stakes in Baltimore: the 2004 Hall of Fame jockey Kent Desormeaux won't ride Tiger Walk in the race. He failed a breathalyzer test administered yesterday at Belmont Park, in New York.

You lucky West Coast folks! A stunning solar eclipse will occur late Sunday afternoon, and people in the western U.S. will get the best views. Live on the East Coast? It's already going to be dark, so the only way we'll get to experience this is via webcam.

The event starts about 5:30 PM Pacific time and the maximum effect will occur about 6:30 PM, according to NASA.

Good Friday morning - here are some of the stories we're looking at.

Like It Or Not, It's Facebook's Day On Wall Street.

Greek Debt And Spanish Banks Downgraded, Asian And European Stocks Wobble On Euro Fears. (Reuters)