South African athlete Oscar Pistorius has begun serving community service, a month after he was released from jail.<br />The Paralympian was granted parole after serving one year of his five-year sentence for killing his girlfriend Reeva Steenkamp in 2013.<br />He must perform community service under the terms of his release.<br />He is serving the rest of his sentence under house arrest at his uncle's home in the city.<br />Pistorius, 28, was found guilty of culpable homicide, or manslaughter, over the death of his 29-year-old girlfriend.