 In 2016 , six students affiliated with the sorority alpha Kappa Delta Phi and the fraternity Lambda Phi Epsilon were arrested as part of a suspected Ecstasy drug ring when Homeland Security Investigations , the US Drug Enforcement Administration , the US Postal Inspection Service @-@ San Jose Team , and the Santa Cruz Police Department Neighborhood Enforcement Team found over $ 100 @,@ 000 in MDMA ( about 5 @,@ 000 tablets ) . 
