An image taken by the Shaam News Network, a Damascus-based citizen news organization, shows buildings damaged by heavy shelling. (AP/Shaam News Network)
Syrian citizens, including journalists, take shelter at a refugee camp on the Syrian border with Turkey. (Reuters/Muhammad Najdet Qadour/Shaam News Network)
An image from a video published by the Shaam News Network shows smoke rising from buildings in Homs destroyed by government shelling. (AP/Shaam News Network)
An image released by the Shaam News Network shows heavy shelling in Homs. At least five journalists were killed in Syria at the end of May, two of them in Homs. (AP/Shaam News Network)