8 October 2015
Syria’s 4th Assault Army Corps, cobbled together under Russian supervision, launches attack on al-Bab as part of a campaign to reduce rebel pressure on Aleppo and cut off access to the Turkish border. - See more at: https://www.chathamhouse.org/publications/twt/putin-s-middle-eastern-campaign#sthash.Qm5TLwVA.dpuf