Karachi Stock Exchange (KSE) Board will review afresh the 'floor' index tomorrow. One KSE Director told Geo News that a meeting of the KSE Board has been called tomorrow, which would review the matters relating to the extension of the 'floor' index and market support fund. KSE Director confided that it was expected that the decision in the slated Board meeting would favour giving extension to the 'floor' index until December due to the non-availability of market support fund.