SOUTH African police have fired tear gas and stun grenades to stop a large crowd of Economic Freedom Front (EFF) supporters from reaching a high school in Cape Town following a racial spat over a matriculation party. Hundreds of protesters belonging to South Africa's second-largest opposition party gathered in Brackenfell, a mainly white Afrikaner community in Cape Town's northern suburbs, to protest against perceived entrenched racism at the school. On November 9, a smaller protest outside the school was marred by violence when concerned parents and community members, mainly white, overwhelmed a group of EFF members with bats and fists.…