During live webinar when sharing video in MS team audio is not audible to attendees

Hi everyone, 

I having this issue, during live webinar when sharing video in MS team audio is not audible to attendees for some videos.

@Eric Marsi  

@ChristianJBergstrom 

@jjrice2233 

@Christopher Hoard 

https://docs.microsoft.com/en-us/users/allenxu-msft/ 

@Satish2805 

@Steven Collier 

@Ashok_Boinpally 

@paul keijzers 

@Bryan Nyce 

@adam deltinger  

@Chris Webb 

@paul1502 

@Graham Walsh 

https://docs.microsoft.com/en-us/users/jimmyyang-msft/ 

https://docs.microsoft.com/en-us/users/zhengqilou-msft/ 

https://docs.microsoft.com/en-us/users/michev/ 

https://docs.microsoft.com/en-us/users/lobacknateden-0814/ 

https://docs.microsoft.com/en-us/users/yukisun-msft/ 

@Juan Carlos González Martín 

@Satyendra Sharma