Martinez-Maldonado v. Gonzales, ___ F.3d ___ (7th Cir. Feb. 10, 2006) (court of appeal lacked petition for review jurisdiction to review denial of an application for cancellation of removal for non-LPRs based on insufficient evidence of extreme hardship since it is a discretionary determination).
http://caselaw.lp.findlaw.com/data2/circs/7th/041448p.pdf