The first special train from Keralacarrying 1,200 migrant workers to Bhubaneswar in Odisha will leave from the Aluva railway station near here on Friday evening, state Minister V S Sunil Kumar said.The migrant workers from Odisha accommodated in camps in Ernakulam District since the COVID-19 lockdown will be brought to the station in state-run corporation buses as per the protocol announced by the government, he said.Official sources said the train was scheduled for 6 pm departure.