RT News - July 27, 2016 (17:00 MSK)

There's disbelief at how security services failed to keep tabs on one of the perpetrators of the French church attack, despite the numerous warning signs. A truck bomb in Syria kills nearly 50 people in the Kurdish town of Qamishli. Islamic State claims responsibility. Scuffles erupt outside the Democratic Party convention as Hillary Clinton gets the nomination for the upcoming U.S. presidential election.