evidence: Lebanese army vehicles are advancing to the northern Bekaa Valley in preparation for a military battle to free the border towns of Ras Baalbek and al-Qaa from the "Islamic State of Iraq and Syria" (ISIS). [...] The Lebanese army has stepped up the pressure in the mountainous areas of Ras Baalbek and al-Qaa, bombing ISIS positions after spotting suspicious movements there. [...] As part of the preparations for the battle, Lebanese army chief of staff Maj. Gen. Hatem Mallak on Friday (July 28th) visited military units deployed on the eastern border in the al-Qaa, Ras Baalbek and Arsal areas, and inspected their measures on the ground, the National News Agency reported.