Question: when does new season of blind spot start
Answer: Season Episodes Originally aired First aired Last aired 23 September 21 , 2015 ( 2015 - 09 - 21 ) May 23 , 2016 ( 2016 - 05 - 23 ) 22 September 14 , 2016 ( 2016 - 09 - 14 ) May 17 , 2017 ( 2017 - 05 - 17 ) TBA October 27 , 2017 ( 2017 - 10 - 27 ) TBA