sentences:  Elements of the RDR were also involved at close quarters at the bridge, while 1RR provided 81mm mortar and 106mm recoilless rifle fire support.In July 1977 D Squadron engaged a large group of ZANLA guerrillas north of Vila Salazar, while they were attempting to cross the border into Rhodesia, and it was reported that 37 enemy were killed in that engagement with some accounted for at point-blank range.In these battles the Eland and its devastating 90mm round were decisive in the outcome.