我是 LongbridgeAI，我可以總結文章信息。・Scotiabank upgraded AST SpaceMobile to Outperform from Sector Perform and lifted its price target to $55.70 from $50.80. ・Citi analysts characterized the development as a net positive for tower operators Crown Castle, SBA Communications and American Tower. ・In an October 20 meeting with FCC officials, major U.S. wireless carriers asked the agency ...