In the months following the school shooting in Newtown, Conn., polls showed greater support for stricter gun control laws.

A new CBS News poll released today, however, finds that growth has deflated back to pre-Newtown levels. CBS reports:

Anthony Lewis, the New York Times columnist and reporter who covered the Supreme Court in the late 1950s and early 1960s, died Monday. Fresh Air remembers him by listening back to a 1991 interview in which Lewis talks about the responsibilities of a columnist and the importance of a correctly-spelled name.

The Dragon has landed.

The unmanned cargo capsule built by the private firm SpaceX splashed down in the Pacific Ocean after delivering the goods to the International Space Station.

"SPLASHDOWN! At 9:34am PT [12:34 p.m. ET], Dragon splashed down safely in the Pacific. Welcome home!" SpaceX tweeted.

In the thousand-plus or so emails I get each time a ScuttleButton puzzle is posted, I invariably will get dozens and dozens of complaints that it was just too easy, that it insulted their intelligence, that I need to make them more challenging. That was clearly the case last week, as there were nearly 100 such emails.

Well, be careful what you wish for. This week's puzzle is one of the most difficult.

As The Voice returns to NBC this week for its fourth season, viewers are seeing two new, if quite familiar, faces as Shakira and Usher occupy the coaches' seats vacated by Christina Aguilera and Cee Lo Green. Its talent-show rival over on Fox, The X Factor, will also see two new judges when (if? no, "when," surely) it comes back in the fall.

So why does The Voice seem so healthy and The X Factor so wobbly?

As oral arguments were beginning Tuesday in the first of two same-sex marriage cases inside the Supreme Court, the steps in front of the court were filled with throngs of what looked to be mostly gay-marriage supporters, spilling out in front of the building and to the other side of the street.

About a half hour earlier, a parade of traditional-marriage supporters had arrived, later headed to a rally on the National Mall.

Last week, scientists announced they had sequenced the full genome of the most widely used human cell line in biology, the "HeLa" cells, and published the results on the web. But the descendents of the woman from whom the cells originated were never consulted before the genetic information was made public, and thus never gave their consent to its release.