In this week's Monday Briefing, MEI experts Paul Salem, Eran Etzion, Gonul Tol, Randa Slim, and Marvin G. Weinbaum provide analysis on recent and upcoming events including the potential for renewed U.S.-Iran talks, escalating tensions between Israel and Russia, Turkey's attempts to disarm rebels in Idlib, trilateral Russia-Turkey-Iran negotiations over Syria, and Russia-led Afghan peace talks.