He said that lawmakers will have the opportunity Wednesday to ask Rosenstein about his role in the Comey firing.

An American commander said the battle will be long and difficult.and opposition activists reported intense shelling on the city since Monday night.

declaring a self-styled Islamic caliphate.-SDF partnership has complicated relations with Turkey.ISIS threatens all of our nations.

and could mark a major turning point in the war against the extremists.which views the groups Kurdish component as an extension of a terror group operating inside its own borders.

-backed Syrian force said Tuesday that it had begun anoffensive to capturethe northern city of Raqqa.

capturing wide areas from the extremists.Both sickle cell disease and thalassemia are caused by mistakes in the genes that carry hemoglobin.

Vertex has not released a potential price for the therapy.Casgevy made by the Boston-based Vertex Pharmaceuticals(Europe) Ltd.

which can block blood flow and cause excruciating pain.Patients must be hospitalized at least twice once for the collection of the stem cells and then to receive the altered cells.