Members of the SAAF and army take part in a Capability Demonstration at the Roodewal Bombing Range in MakhadoBy way of Ed Cropley ROODEWAAL ARTILLERY RANGE, South Africa (Reuters) – South Africa's air force showed off its defense force would possibly on Thursday with precision bombing and helicopter gunships firing fusillades of rockets just days ahead of an exceptional "peace imposing" deployment to eastern Congo. Two months after 13 troops had been killed through rebels in Critical African Republic in South Africa's heaviest defense force losses for the reason that end of apartheid, Pretoria is gearing as much as ship 1,000 soldiers to Democratic Republic of Congo's risky border with Rwanda and Uganda. …