A U.S. couple detained in Uganda since December accused of torturing a 10-year-old boy in their care was granted bail on Wednesday by a court in the capital Kampala. Nicholas Spencer and his wife Mackenzie Leigh Mathias Spencer, both 32 and from South Carolina, were initially charged with aggravated torture and aggravated child trafficking of a boy they had fostered and were living within Kampala. Since their arrest they have also been charged with overstaying a visa and working without a permit, their lawyer, David Mpanga, told Reuters. The offence of aggravated torture of a child in Uganda carries a maximum sentence…