As they say, what happens in Las Vegas stays in Las Vegas—and the annual convention of The Specialty Equipment Market Association (SEMA) is staying there six more years. Chris Kersting (left), President and CEO, SEMA shakes hands with Rossi Ralenkotter, President, Las Vegas Convention and Visitors Authority, after signing an agreement for the SEMA show to take place at the Las Vegas Convention Center for the next six years.  The SEMA show has been held at the convention center since 1977, attracts an estimated 100,000 attendees annually. The estimated non-gaming economic impact to the destination over the six years of this agreement is approximately $1.136 billion.