▁sports ▁ ▁Ra cial ▁activ ism ▁has ▁been ▁found ▁in ▁many ▁of ▁professional ▁sports ▁le agues ▁such ▁as ▁the ▁National ▁Basketball ▁Association ▁and ▁the ▁National ▁Football ▁League . ▁ ▁National ▁Basketball ▁Association ▁ ▁Following ▁the ▁emer gence ▁of ▁the ▁T ray von ▁Martin ▁case , ▁NBA ▁players ▁including ▁Le B ron ▁James , ▁D way ne ▁W ade , ▁Chris ▁Bos h , ▁and ▁other ▁Miami ▁He at ▁players ▁at ▁the ▁time ▁pos ed ▁for ▁a ▁picture ▁in ▁h ood ies , ▁the ▁out fit ▁that ▁T ray von ▁Martin ▁was ▁we aring ▁when ▁murder ed . ▁In ▁December ▁ 2 0 1 4 , ▁Leb ron ▁James ▁and ▁other ▁Cleveland ▁Cav ali ers ▁including ▁Ky rie ▁Ir ving ▁wore ▁black ▁t - sh ir ts ▁featuring ▁the ▁quote ▁" I ▁C ANT ▁B RE ATH E " ▁following ▁the ▁death ▁of ▁Eric ▁Gar ner ▁who ▁was ▁put ▁in ▁a ▁cho ke ▁hold ▁by ▁a ▁New ▁York ▁police ▁officer . ▁Since ▁then , ▁Leb ron ▁James ▁has ▁been ▁in ▁public ▁disput es ▁Via ▁Twitter ▁and ▁Inst agram , ▁sh aming ▁Donald ▁Trump ▁and ▁news ▁anal yst ▁Laura ▁In gra ham ▁who ▁open ly ▁told ▁Le B ron ▁James ▁to ▁" sh ut ▁up ▁and ▁d rib ble ", ▁suggesting ▁that ▁Leb ron ▁is ▁only ▁good ▁for ▁his ▁athlet ic ▁ab ilities . ▁Leb ron ▁then ▁went ▁and ▁turned ▁that ▁s log an ▁" Sh ut ▁up ▁and ▁d rib ble " ▁into ▁the ▁Title ▁of ▁his ▁Show time ▁Series ▁that ▁a ired ▁in