Under Armour's Plank: Harbor East store will be 'a testing ground'

Under Armour Inc. CEO Kevin Plank said Friday the sportswear maker will use its new Baltimore “Brand House” store as a template for international growth.

Plank appeared on CNBC’s “Squawk on the Street” to promote the 8,000-square-foot Harbor East store set to open Saturday. The stand-alone, full-price store will be the company’s first in the U.S. since 2008.

Under Armour (NYSE: UA) has struggled to gain an international presence due to a lack of retailers selling the Baltimore sportswear…