Seen on AA.com. BusinessExtra is ending on Dec 15th, all points must be redeemed by Jan 31, and being replaced with AAdvantage Business:
https://www.aa.com/i18n/aadvantage-p...s/overview.jsp
It seems like a much, much, much slimmer program than BE (eg no more upgrade awards). Interestingly:
Business travelers earn additional Loyalty Points toward status, while still earning miles and Loyalty Points as AAdvantage® members