A dozen Turkish tanks have rolled across the Syrian border after heavy shelling of an area held by so-called Islamic State.
Military sources told Turkish media 70 targets in the Jarablus area had been destroyed by artillery and rocket strikes, and 12 by air strikes.
Turkish special forces entered Syria earlier as part of the offensive.
President Recep Tayyip Erdogan said the operation was aimed against both IS and Kurdish fighters.
Turkey...
