User blog comment:Shadowunleashed13/Shadow confirmed for Sonic Boom?/@comment-4548659-20140521011301/@comment-5215338-20140521011740

TSSZ News claims the source to be credible, and I doubt they'd post just any kid's news tip... they're professional, and I believe they exhibit good judgment.

I must admit, however, that it's impossible for us to be 100% sure at this point.