5 million

The National Zoo announced a $4.5 million gift Monday to fund its giant panda reproduction program for five more years.

Francisco Rodriguez's $17.5 million mutual option has been declined, and the Milwaukee Brewers reliever was among 148 players who become free agents Sunday.

Adam Schefter talks about Chris Johnson's four-year, $53.5 million deal and the impact it will have on Adrian Peterson Holdout running back Chris Johnson and the Tennessee Titans agreed to a four-year extension on Thursday, the team confirmed.

Hurricane Irene has thrashed North Carolina and Virginia, knocking out power to more than 1.5 million homes and businesses, destroying piers and killing at least seven people.

The federal government has awarded a $3.5 million grant to Washington state, which will use the money to help protect habitat for 20 at-risk species in north-central Washington's Methow Valley.

LaMarr Woodley registered 9.5 sacks for the Pittsburgh Steelers last season. The Pittsburgh Steelers have signed linebacker LaMarr Woodley to a six-year, $61.5-million US contract that runs through the 2016 season.

The chance to buy more than 1.5 million unsold Olympic tickets has begun. There are 1.5 million football, 40,000 volleyball and 8,000 freestyle wrestling tickets available on a first-come first-served basis.

Over 2.5 million people have signed up for tickets to the London 2012 Olympic Games which go on sale on Tuesday.

About 4.5 million people visit this natural wonder every year, with relatively few venturing too far below the rim - where the trails along the cliffs offer constantly changing 3-D views that quite simply are otherworldly.