WII plays new game: Nintendo unveils next-gen console at E3.

Nintendo fortified its position in the family videogame market Tuesday, showing off the launch version of the Wii U, out this holiday.

Oddly, the Japanese game-maker was light on details of what's inside its next-generation console or how it will let users access apps from Netflix, YouTube, Hulu and Amazon Instant Video. Instead, its hourlong presser at the Nokia Theater during the E3 vidgame confab was laser-focused on the games that will appear on the new console.

Initial lineup is heavy on Nintendo franchises like a third "Pikmin," after the last installment came out a decade ago on the GameCube. "New Super Mario Bros. U" will bring back the popular plumber, while …