According to Austin's reps, he was admitted to the hospital yesterday morning to an un-specified illness.
Here is the official statement:
Due to illness, Austin Mahone will unfortunately have to postpone his sold out MTV Artist to Watch Presents Tour to 2014. The singer, who fell ill earlier this week and already postponed his Miami and Orlando shows, is now on strict Dr.’s orders to stay on rest and will need to reschedule all dates on the tour. The tour featured support artists Becky G, Midnight Red, and W3 The Future. Ticket holders for the sold out tour will be notified of the new 2014 dates and all details as soon as possible.
This post will be updated as soon as new dates are released. Get well soon Austin!
Update: Austin Mahone took to his social media accounts to announce the rescheduled tour dates, which start in February 2014. However, no word yet on whether or not tickets to the cancelled event will be honored at the new date.