In Mellouli v. Lynch, the Supreme Court ruled that Kansas' drug paraphernalia statute is not categorically a law related to a controlled substance. The Court did not address whether the statute was divisible. In an unpublished decision, the Fifth Circuit implied that the statute may be divisible, and thus, subject to the modified categorical approach.
The full text of Grijalva Limon v. Lynch can be found here:
http://www.ca5.uscourts.gov/opinions/unpub/15/15-60344.0.pdf