Mark Memmott

We don't need to say much. Just watch this video from The Oklahoman of Trenda Purcell's reunion Monday with her 8-year-old son Kamden, who she found safe and sound after the tornado that swept through Moore, Okla.

Facing questions for the first time about why Internal Revenue Service personnel singled out some conservative groups for inappropriate scrutiny while he was head of the agency, former IRS Commissioner Douglas Shulman told Congress on Tuesday that "I was dismayed and I was saddened" to learn about what had happened under his watch.

Both the former IRS commissioner who was in charge when the agency singled out some conservative groups for extra scrutiny and the man who replaced him will be appearing at a Senate Finance Committee hearing Tuesday morning.

Douglas Shulman, an appointee of President George W. Bush who left the IRS last November, and acting commissioner Steven Miller (who is losing his job because of the scandal) are due at the 10 a.m. ET hearing.

(We're following the news from Oklahoma, where a tornado devastated the Oklahoma City suburb of Moore on Monday. Most recent update: 6:25 p.m. ET.)

A day after a monster EF-5 tornado pummeled Moore, Okla., the focus turned to the victims.

NPR's Wade Goodwyn spent the day in the city talking to survivors. Christie Parrish decided to leave her home for her sister's shelter.

The Internal Revenue Service is under fire for improperly singling out some conservative groups for extra scrutiny — putting them through months (or longer) of questions that delayed or derailed the organizations' requests for tax-exempt status.

Well, now the chairman and ranking Republican on the Senate Finance Committee have some questions and requests — actually dozens of them — for the IRS.

ABC News White House correspondent Jonathan Karl now says he regrets that some key parts of a major story he reported on May 10 were wrong.

A challenge to the way a western New York State town board has had prayers read before its public meetings has made its way to the U.S. Supreme Court.

The justices announced Monday morning that they will hear oral arguments in the case of Greece, N.Y. v. Galloway, Susan.

Good morning.

Our early headlines:

-- Pledging Not To 'Screw It Up,' Yahoo Seals Deal For Tumblr.

-- FBI Agents Killed In Training Accident Worked In Elite Unit.

The news that broke Sunday is now official.

Yahoo confirmed early Monday morning that it is buying Tumblr in a deal worth about $1.1 billion. "Per the agreement and our promise not to screw it up, Tumblr will be independently operated as a separate business," Yahoo added.

In its statement announcing the deal, Yahoo says that:

There's no relief today for folks in the nation's midsection.

Take a break from the scandal du jour for something that's just darn nice.

T-shirts will surely be made:

Along with draft rules for how to become a licensed grower or seller of marijuana, the Washington State Liquor Control Board this week released the official "icon logo" that will need to be put on packages of pot and "marijuana-infused products sold at retail."

Dick Trickle, a "short-track hero" in the '70s and '80s who moved to the NASCAR circuit later in his career, died Thursday.

According to The Charlotte Observer, the 71-year-old was killed by "an apparent self-inflicted gunshot wound, Lincoln County [N.C.] deputies said."