As South Sudan's July independence date approaches, aid agencies are warning of a humanitarian crisis in Sudan.

There has been fighting between the Sudanese army and the Sudan People's Liberation Army (SPLA) in the south.

And according to reports, Sudan's air force has bombed a number of towns, including Kadugli, while aid agency offices have also been raided.

Al Jazeera's Hazem Sika reports.

Source: Al Jazeera