National and World News from NPR

"I haven't even started grieving and I don't think I'll start grieving until I get justice for him."

That's Tracy Martin, father of slain Florida teenager Trayvon Martin, moments ago in an interview with Tell Me More host Michel Martin (no relation).

During a conversation due for broadcast on Thursday's edition of Tell Me More, Tracy Martin also said:

As we reported earlier this week, the company that makes the lean finely textured beef that earned the notorious moniker "pink slime" is closing three out of its four plants.

Amnesty International says the Cuban government has increased its harassment of opposition activists.

According to the human rights organization, the government has detained more 150 opponents and in other situations has surrounded some of the activists' homes to prevent them from "denouncing abuses during Pope Benedict's tour."

Amnesty adds that some human rights organizations and prominent activists have had their phones cut off.

The peace plan backed by the United Nations got the support of Arab foreign ministers today.

The leaders, who were in Baghdad for an Arab League summit, endorsed the plan which calls for a cease fire, the release of political prisoners and dialogue with the opposition. The ministers said Syria should enact the plan.

Reuters reports:

The Supreme Court on Wednesday heard the last of three days of oral arguments on the fate of President Obama's health care law. A transcript of Wednesday morning's arguments, as prepared by the court, follows.

CHIEF JUSTICE ROBERTS: We will continue argument this morning in Case Number 11-393, National Federation of Independent Business v. Sebelius and case 11-400, Florida v. The Department of HHS.

Mr. Clement. ORAL ARGUMENT OF PAUL D. CLEMENT ON BEHALF OF THE PETITIONERS MR. CLEMENT: Mr. Chief Justice, and may it please the Court:

Though he insists he's not suspending his run, GOP presidential candidate Newt Gingrich announced he's cutting his staff and shifting his campaign strategy. NPR's Ken Rudin and veteran campaign manager Chip Saltsman discuss the decisions candidates face when a win seems unlikely.

Passengers tackled a JetBlue captain yesterday in mid-flight after he acted erratically and talked about a bomb on board. Retired pilot John Cox, of USA Today's Ask the Captain column, explains what we don't understand about relationships between pilots and crew.

Transcript

NEAL CONAN, HOST:

This is TALK OF THE NATION. I'm Neal Conan in Washington. For years, employers have used credit checks and criminal histories to vet potential hires. With the growth of social media, hiring managers now turn to websites like Facebook, and some employers go so far as to ask applicants to turn over their passwords.

Facebook warns against this procedure. Two United States senators asked the Department of Justice to investigate whether these employers are violating federal law.