CHICAGO (CBS) — Chicago West.

Not to be confused with the town of West Chicago, but that is name given by Kanye West and Kim Kardashian to their new baby girl.

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Why not Mid West–to go along with the theme started by older sister North West?

Perhaps for child No. 4. (Not that we are starting any rumors.)

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Chicago was born Monday at 12:47 a.m,. weighing 7 pounds 6 ounces.

Mr. West, of course, is from Chicago.

“Kanye and I are happy to announce the arrival of our healthy, beautiful baby girl,” Ms. Kardashian West wrote in an online post titled “She’s Here!”

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The couple also has a son named Saint.