That is a great question! The Go90 app was an app that allowed you to stream live sport events. Although it is no longer supported by Verizon, we encourage you to take advantage of Yahoo Sports! You can access it through the following link. https://sports.yahoo.com/
As far as I know, it is a dead program. This was a program introduced before Verizon reintroduced unlimited data plans. They are now leaning more towards that than offering ways for customers to use data without signing up for unlimited.