▁troops . ▁ ▁Colomb ian ▁border ▁▁ ▁Th ous ands ▁accomp any ▁a ▁car avan ▁of ▁aid ▁tr uck s ▁towards ▁the ▁Colombia – V enez uela ▁border . ▁Gu a id ó ▁head ed ▁a ▁car avan ▁of ▁ 3 0 0 ▁people , ▁briefly ▁appearing ▁on ▁the ▁lead ▁tr uck ▁as ▁it ▁left ▁C ú c uta ▁for ▁Venez uel an ▁territory . ▁Mad uro ▁announ ces ▁the ▁sever ing ▁of ▁diplom atic ▁relations ▁with ▁Colombia . ▁Pro - Mad uro ▁par amil itar ies ▁fired ▁upon ▁demonstr ators ▁demand ing ▁aid ▁in ▁San ▁Antonio ▁del ▁T ách ira . ▁According ▁to ▁opposition ▁deput y ▁Gab y ▁Are ll ano , ▁of ▁the ▁five ▁tr uck s ▁that ▁attempted ▁to ▁enter ▁Venezuela ▁from ▁Colombia , ▁two ▁were ▁lost ▁to ▁fire , ▁two ▁were ▁st olen ▁by ▁Mad uro ▁loyal ists ▁and ▁one ▁returned ▁to ▁Colombia . ▁Both ▁Colombia ▁and ▁Venezuela ▁closed ▁their ▁joint ▁border , ▁leaving ▁many ▁Venez uel ans ▁tra pped ▁in ▁Colombia ▁and ▁seeking ▁shelter ▁in ▁makes h ift ▁cam ps . ▁ ▁On ▁the ▁Francisco ▁de ▁Pa ula ▁de ▁Sant ander ▁Bridge , ▁Venez uel an ▁National ▁Police ▁we pt ▁while ▁being ▁confront ed ▁by ▁Venez uel ans ▁begg ing ▁for ▁the ▁entrance ▁of ▁international ▁aid . ▁Venez uel an ▁National ▁Police ▁on ▁the ▁bridge ▁then ▁retre ated ▁further ▁into ▁Venez uel an ▁territory ▁as ▁the ▁aid ▁car avan ▁approached . ▁As ▁tr uck s ▁crossed ▁the ▁bridge , ▁Venez uel an ▁authorities ▁fired ▁te ar ▁gas ▁upon