TOPSHOTS South African Paralympic track star Oscar Pistorius, flanked by his brother Carl (R), attends his trial in Court in Pretoria on April 7, 2014. As the defence opens its case, the 27-year-old Paralympian will give the court his first account of why he shot dead his model girlfriend Reeva Steenkamp in the early hours of Valentine's Day in 2013. POOL AFP PHOTO Themba Hadebe