Air support could come from unmanned A-10s

http://www.airforcetimes.com/news/2010/07/airforce_closeair_073110/




More info
http://www.flightglobal.com/articles/2010/02/11/338278/darpa-launches-search-for-unmanned-a-10-replacement.html

[spanish]
http://blog.sandglasspatrol.com/index.php/noticias/40-militar/695-darpa-lanza-un-requerimiento-para-un-sustituto-no-tripulado-del-a10