Amazon rolled out an automatic upgrade to its Alexa virtual assistant. Alexa+ has new voices and new features.

At its annual hardware event, Amazon introduced a new lineup of Echo devices, built specifically for its AI assistant, Alexa+, which has already rolled out to millions of customers through its early ...

Amazon is hosting a devices launch event on Tuesday, where it's expected to unveil new hardware. The event, which could showcase the latest in Alexa+, Echo and Kindle, is slated to kick off at 10 a.m.