Dark blue: It's going to take a foot or more of snow to close schools. Green: Any snow's going to shut things down. reddit.com/user/atrubetskoy hide caption

The Two-Way
Must Reads
Friday
Years ago, the boulder in the foreground broke loose and rolled on to this farm in northern Italy. Then this month, the boulder in the center of the photo tumbled down the mountain, tore through a barn and came to rest in a field. Fortunately, no one was hurt. Markus Hell/Tareom.com/AP hide caption
Dr. Zenko Hrynkiw, who made a long, cold trek to save his patient in Birmingham, Ala. Frank Couch/AL.com/Landov hide caption
Thursday
There was quite a commotion Wednesday night in Toronto when pop star Justin Bieber (center) arrived at a police station to be charged in connection with the alleged assault on a limo driver. Alex Urosevic/Reuters/Landov hide caption
An image of the ancient Greek poet Sappho. Hulton Archive/Getty Images hide caption
An artist's concept of a narrow asteroid belt orbiting a star similar to our own sun. NASA/JPL-Caltech hide caption
Asteroid Belt May Be Just One Big Melting Pot Of Space Rocks
Wednesday
A McDonald's Happy Meal was allegedly part of a secret drug market run out of a drive-thru window at one of the restaurants in Pittsburgh. Eric Risberg/AP hide caption
The P1, now known as the "first Porsche." Juergen Skarwan/Porsche.com hide caption
Costa Book of the Year author Nathan Filer poses with his prize for his debut novel Tuesday in London. Sang Tan/AP hide caption
Tuesday
Tickets? Tickets? Anybody need tickets? Some are available to Sunday's Super Bowl in New Jersey at "bargain" prices. Charlie Riedel/AP hide caption