Matter of Zorilla-Vidal, 24 I. & N. Dec. 768 (BIA Mar. 20, 2009) (outside the Ninth Circuit, a conviction for criminal solicitation under a States general purpose solicitation statute is a conviction for a violation of a law "relating to a controlled substance" under INA 237(a)(2)(B)(i), 8 U.S.C. 1227(a)(2)(B)(i)).