Reza Eshaghian has worked in harsh places in the past, including refugee camps. But the Vancouver doctor was shocked by the suffering he saw in northern Syria, where several Canadians, including 24 children, have been detained. Eshaghian, who works as a family and emergency room doctor in B.C., recently returned from a four-month assignment with Doctors Without Borders, where he worked as the humanitarian group’s medical team leader in al-Hol, a.