Facebook’s Portal division will introduce multiple new devices this fall, Facebook VP of AR/VR Andrew Bosworth said at the Code conference in Phoenix, Arizona. CNBC first reported the news and a company spokesperson that VentureBeat followed up with declined to provide more details. Portal and Portal+ devices for Facebook Messenger video calls and conversations with Amazon AI assistant Alexa made their debut in October 2018 with 15- and 10-inch screens. Alongside the devices, Facebook created the Portal unit as part…