In the Feb. 11 "Has-Been," Bruce Reed mistakenly stated that Miguel Tejada lied to Congress about his own use of performance-enhancing drugs. Tejada is accused of giving false statements about a teammate's use of the drugs.

In the Feb. 10 "Politics," John Dickerson incorrectly wrote that President Barack Obama said the hardest part of his job was writing letters to the families of fallen service members. That was not the case. Obama talked about signing such letters and said they had brought the weight of his office home to him.

In the Feb. 9 "Explainer," Brian Palmer identified John Harvey Kellogg as a "breakfast-cereal titan." In fact, it was John's brother, Will Keith Kellogg, who founded the Kellogg Company.

In the Feb. 7 "Moneybox," Daniel Gross misspelled the last name of President Ronald Reagan.

In the Feb. 5 "Explainer," Nina Shen Rastogi originally misidentified the time period during which the rhinoceroslike Paraceratherium lived. It roamed the earth 20 million to 30 million years ago, not 45 million to 50 million years ago.