Apples — right off the tree, baked in a pie, pressed into cider or mashed into sauce — are a basic element of American culture. October is the month to celebrate them, thanks, in part, to Johnny Appleseed.

You've probably heard of the legendary character who traveled the Midwest planting trees, but he's not a myth. Johnny Appleseed's real name was John Chapman, and he was born in Massachusetts in either 1774 or 1775.

Thailand's Phi Phi Islands are famous for the sun during the day and beach-side cocktail parties at night. This summer, two Canadian sisters set off for a rite-of-passage trip to the islands' white sands. They never came back.

Noemi, 25, and Audrey, 20, Belanger were found dead in their hotel room. Their deaths were among the latest in a series of mysterious deaths in Southeast Asia. Over the past few years, nearly a dozen young travelers, mostly Western women, have inexplicably died while traveling in the region.

Palm Beach Post columnist Frank Cerabino heard something strange on the radio last Tuesday. A local sports show host, Marc Hochman of The Ticket, said that while he might tune in to the Yankees vs. Tigers game that night instead of the presidential debate, he would definitely watch the third and final debate.

"That will really decide my vote at this point because I'm one of those undecided voters," Hochman said.

Sunday, Pope Benedict canonizes seven Catholics. Among them are two Americans, putting the total number of Americans among the thousands of officially recognized saints at 12. Host Guy Raz talks about the newly recognized saints with the Rev. James Martin, contributing editor at Catholic magazine America and author of the book My Life With the Saints.

Host Guy Raz speaks with NPR's Don Gonyea, who has just spent two weeks on the campaign trail. Along the way, he met some undecided voters. In swing states, undecided voters are being bombarded by advertising, and Gonyea explains what is keeping them from making up their minds.

With the final presidential debate on Monday tackling foreign policy issues, surely China will be a familiar topic. It seems every four years, the U.S. relationship with China takes a beating during campaign events. Host Guy Raz speaks with James Fallows of The Atlantic about why candidates attack China yet presidents always balance their rhetoric.

Friday, Twitter agreed to pull racist tweets after a French organization threatened to sue. The company has resisted efforts to police its content. But hate speech is illegal in many European countries, and anti-hate groups there are grappling with how to deal with the challenge of social media.

As the caseload of fungal meningitis linked to a tainted steroid drug climbs, experts are learning more about this human-made epidemic. The signs indicate that cases could still be emerging until Thanksgiving or beyond.

The latest count is 268 cases of meningitis and three patients with fungal joint infections, spread across 16 states from New Hampshire to Texas and Idaho to Florida. Twenty-one people have died.