In today's "did you hear this" we find out the latest challenge going viral.

In today's "did you hear this" we find out the latest challenge going viral.

In today's "did you hear this" we find out the latest challenge going viral.&nbsp;

Hour 4: Tik Tok challenge

Mike Broomhead is an influential thought leader covering the biggest issues in Arizona along with newsmakers from all over the state.

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Mike Broomhead is an influential thought leader covering the biggest issues in Arizona along with newsmakers from all over the state.