Simplify the following text for a Grade 12 native English-speaking person.
Original: on the CW on September 22 , 2006 , Tribune Broadcasting television stations in six major markets ( including WPIX in New York City and KTLA in Los Angeles ) aired WWE 's Friday Night SmackDown !
Simplified: on the CW on September 22 2006 , Tribune Broadcasting television stations in six major markets ( including WPIX in New York City and KTLA in Los Angeles ) aired WWE 's Friday Night SmackDown !