TEL AVIV – A top Islamic State-tied jihadist in the Gaza Strip claimed in an interview on Sunday that he “knows” that Omar Mateen, the Orlando club shooter, was a member of a terrorist organization. Abu al-Ayna al-Ansari, a Salafist movement senior official in the Gaza Strip, claimed he was told that Mateen was a member of one of the groups that fall under the jihadiya Salafiya franchise, meaning the network of loosely-based Salafist jihadist groups such as the Islamic State, Al-Qaeda, and the Al Nusra Front. Ansari made the claim in a pre-recorded interview to air in full tonight...