evidence: "They tried to attack our positions north of Heglig last night but it was contained," said Barnaba Marial Benjamin. "Heglig is [still] under our control." South Sudanese forces seized control of Heglig town earlier in the week during the worst fighting in the region since the South seceded from Khartoum’s rule last year. [...] The African Union denounced the South’s occupation of Heglig as illegal and urged the two sides to avert a "disastrous" war.