n “Cash Cab” update: Thanks to Bruce Campbell of Martinez, Calif., a fan of the on-the-road game show who recently visited the Big Apple, where the show is filmed. Knowledgeable locals told him that at least some of the contestants are not picked up at random, but are carefully screened in advance. The show’s closing credits mention this, in fact.

Type “Donald Tusk” into any of the major Internet search engines, and you’ll get more than 2 million hits. So who or what is Donald Tusk?

A) The current prime minister of Poland

B) A Sesame Street character

C) A walrus at the San Diego Zoo

D) A Grammy-winning rap artist

Friday’s answer: There are 30 generations of British royals between Queen Elizabeth II and William the Conqueror.