At least 15 police officers, a national guard member, several civilians, and a priest, were killed in a series of coordinated attacks that targeted a synagogue, an Orthodox church, and a police post in the Russian republic of Dagestan on Sunday evening. Twelve more were wounded in the attacks, which took place in the cities of Derbent and Makhachkala. According to reports, gunmen opened fire at the synagogue and church in Derbent, while a separate attack targeted a traffic police post in Makhachkala. Four of the attackers were killed in subsequent shootouts with law enforcement. Russian author…