Quiz: How well do you know your royal babies?

This is an archived article that was published on sltrib.com in 2013, and information in the article may be outdated. It is provided only for personal research purposes and may not be reprinted.

Prince William's wife, Kate, is in the early stages of labor in a private wing of a central London hospital, palace officials said Monday.

It is a historic moment for the British monarchy — the couple's first child will become third in line for the British throne, after Prince Charles and William, and should eventually become king or queen.