photo - Crowds of people watch a show of BMW on the first public day at the IAA car show in Frankfurt, Germany, Saturday, Sept. 16, 2017.(AP Photo/Michael Probst)
Crowds of people watch a show of BMW on the first public day at the IAA car show in Frankfurt, Germany, Saturday, Sept. 16, 2017.(AP Photo/Michael Probst) 
Crowds of people watch a show of BMW on the first public day at the IAA car show in Frankfurt, Germany, Saturday, Sept. 16, 2017.(AP Photo/Michael Probst)
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