Meanwhile , however , another son of Emperor Zhongzong 's , Li Chongmao the Prince of Wen , was named emperor ( as Emperor Shang ) .
Empress Wei retained power as empress dowager and regent .
Meanwhile , however , another son of Emperor Zhongzong 's , Li Chongmao the Prince of Wen , was named emperor ( as Emperor Shang ) , but Empress Wei retained power as empress dowager and regent .