washington maryland man delegate republican presidential candidate donald trump indict illegally ship explosives own machine gun produce child pornography u.s. justice department say thursday caleb bailey 30 indict grand jury u.s. district court greenbelt maryland wednesday elect delegate trump presumptive republican presidential nominee still list one state board elections website joe cluster executive director maryland republican party confirm bailey indict tell reuters party ask bailey resign delegation know much beyond read say cluster decline comment bailey hundreds illegal weapons store bunker beneath garage include dozens machine gun smokeless grenades gas canisters along ready-to-eat meals accord law enforcement official brief investigation telephone call email seek comment bailey trump campaign maryland board elections return thursday trump work unify republican party go presidential nominate convention cleveland july march new hampshire man co-chaired trump veterans coalition state extradite nevada face charge help organize high-profile 2014 arm standoff federal agents ranch cliven bundy four-count indictment bailey allege use minor engage sexually explicit conduct produce child pornography illegally own machine gun authorities become aware bailey try ship explosives ammunition maryland wisconsin u.s. mail february say affidavit file special agent bureau alcohol tobacco firearms explosives type cartridges bailey send wisconsin long use u.s. military dangerous law enforcement official say ship illegal pose significant public risk wisconsin recipient investigation well accord official bailey attempt ship five package total one break open post office prompt facility call law enforcement accord affidavit trump delegate indict weapons child pornography charge