Thompson Thrift put the first shovels into the ground Monday at The Gilmore — Gilbert’s latest mixed-use development.

Cities across the Valley have picked up a reputation for rapid growth in recent years, but a new report shows the East Valley boasts some of the nation’s fastest-growing cities over the longer haul.

Taiwan Semiconductor Manufacturing Co. broke ground Tuesday on the third factory at its north Phoenix campus, coinciding with a visit from U.S. Secretary of Commerce Howard Lutnick.