Americans spend more than 7 billion hours each year in a hopeless effort to figure out how to deal with more than 7 million words of tax law and regulation.

FORBES: Do The Lawyers Who Write The Tax Code Benefit From Making It Complex?

Shares were off more than 7% after hours.

FORBES: Bernanke Backs Bulls: Stocks Swing Higher, Fed Stands Pat

Berdych triumphed 6-3 6-4 3-6 7-6 (7-5) in more than three hours against Wawrinka, who had beaten Rosol on Friday.

CNN: Nadal: I must be humble in comeback

Almost two out of five fathers worked more than 48 hours a week and one in eight worked at least 60 hours, the survey of 7, 500 workers showed.

BBC: Fathers want more time with children

The worldwide fleet of more than 7, 000 King Air turboprops serves a wide variety of missions and has amassed more than 50 million flight hours while operating in 115 countries around the world.

FORBES: Back In Business: Beechcraft Emerges From Chapter 11

"I played very badly, but I won thanks to my fighting spirit, " Djokovic said after struggling to beat Italy's world No. 25 Andreas Seppi 4-6 6-7 (5-7) 6-3 7-5 6-3 in more than four hours on Sunday.

CNN: Big scares for Djokovic and Federer at French Open

And Sprint claims 5.7 hours of talk time on one charge, more than the five hours that Apple claims for its 3G model.

WSJ: Instinct Doesn't Ring True as iPhone Clone

The biggest solar thermal plant ever built is in the Mojave Desert of California and generates 80 megawatts. (The biggest single photovoltaic installation produces 12 megawatts.) Solar thermal power prices range from 11 cents to 15 cents per kilowatt-hour, making it more expensive than natural gas generation at its lowest price, around 7 cents, but less expensive during peak hours.

FORBES: Magazine Article

Kirsten Flipkens beat Anabel Medina Garrigues 7-6 (7-5) 1-6 6-2 in an opening rubber that lasted more than two hours in the crushing heat of south Spain.

BBC: Chanda Rubin in action