CNN News:克林頓 溫弗瑞等人分獲總統(tǒng)自由勛章

Meeting in Switzerland to discuss a nuclear programin Iran-hat's where we start today on CNN STUDENTNEWS.

Western countries like the U.S. are worried that Irancould use its nuclear program to make nuclearweapons.

Iran's government insists its nuclear program is only for peaceful purposes.

The United Nations has used sanctions, the kind of punishment to pressure Iran intonegotiations.

The latest talks are happening this week.

Even a preliminary deal happens, itcould mean the beginning of a shift in geopolitical alliances and the geopolitical landscape inthis region.

What adds to the drama is that many groups and factions want this to happen, there is othergroups and factions and governments who do not want this to happen.

That plan could mean the sanctions against Iran ease up.

U.S. national security advisor Susan Rice says a deal would benefit the global community.

Israeli Prime Minister Benjamin Netanyahu is against the deal.

He says the pressure, the sanctions should be increased because, he says, they are finallyworking.

A baseball player, country singer, astronaut, media mogul and former president they areamong the newest presidential Medal of Freedom honorees.

Yesterday, President Obama awarded 16 people who, in his words, dedicated their own lives toenriching ours.

Including baseball hall of famer Ernie Banks who played 19 years with the Chicago cubs.

Loretta Lynn, one of the first successful female country music artists.

Sally Ride, whom you are about to see in this YouTube clip, and the first American woman inspace, was honored posthumously.

Oprah Winfrey hosted America's highest rated talk show or 25 years.

And Bill Clinton is the seventh former president to get the Medal of Freedom.

One former president who earned the Medal of Freedom established the award 50 years ago.

President John F. Kennedy.

After yesterday's Medal of Freedom ceremony Presidents Obama and Clinton along with firstlady Michelle Obama and former Secretary of State Hillary Clinton visited Arlington NationalCemetery.

They placed a wreath at the eternal flame that marks President Kennedy's graveside.

They also met with members of the Kennedy family.

Tomorrow marks the 50th anniversary of President Kennedy's assassination.

We're going to have special coverage of that event in tomorrow show.

So, please be sure to watch.

Five, four, three, two, one.

Main engine start, ignition and liftoff of the Atlas 5 with MAVEN looking for clues about theevolution of Mars through its atmosphere.

MAVEN, the Mars atmosphere and volatile evolution spacecraft.

It won't set down on the red planet.

MAVEN's designed to orbit Mars between 90 and 3700 miles above the surface.

It will have some company.

When MAVEN arrives, NASA will have a half-dozen Mars missions running.