- year - old ▁Am ber ▁C umm ings , ▁in ▁their ▁B elf ast , ▁Maine , ▁home . ▁When ▁police ▁arrived ▁at ▁the ▁scene ▁they ▁discovered ▁components ▁and ▁instructions ▁for ▁making ▁a ▁dirty ▁bomb ▁and ▁not ified ▁the ▁F BI , ▁who ▁se aled ▁off ▁the ▁scene . ▁The ▁F BI ▁discovered ▁four ▁one - g all on ▁containers ▁of ▁ 3 5 % ▁hydro gen ▁per ox ide , ▁u ran ium , ▁thor ium , ▁l ith ium ▁metal , ▁therm ite , ▁al umin um ▁pow der , ▁b ery l li um , ▁bor on , ▁black ▁iron ▁ox ide ▁and ▁mag nes ium ▁rib bon ▁as ▁well ▁as ▁literature ▁on ▁how ▁to ▁build ▁“ dir ty ▁bomb s ” ▁and ▁information ▁about ▁ces ium - 1 3 7 , ▁str ont ium - 9 0 ▁and ▁c ob alt - 6 0 , ▁radio active ▁materials . ▁Child ▁por n ography ▁was ▁also ▁found ▁on ▁his ▁computer . ▁C umm ings ▁had ▁connections ▁to ▁various ▁white - sup rem ac ist ▁groups , ▁including ▁the ▁US ▁National ▁Social ist ▁Party . ▁According ▁to ▁tr ades men ▁who ▁worked ▁at ▁the ▁home , ▁C umm ings ▁id ol ized ▁Adolf ▁Hitler ▁and ▁open ly ▁kept ▁Naz i ▁memor abil ia , ▁including ▁flags , ▁displayed ▁around ▁the ▁home . ▁According ▁to ▁his ▁wife , ▁James ▁C umm ings ▁was ▁not ▁happy ▁that ▁Ob ama ▁was ▁elected ▁president , ▁and ▁planned ▁to ▁set ▁the ▁bomb ▁off ▁at ▁his