the old industry shows that bakin is no different from crude.er independent studies support smith's findings. >> reporter: fast toward to what governments are doing about the danger. both the united states and canada are putting tougher safety tender on crude oil trains, ordering shippers to use stronger railcars and slower speeds. changes have to be made by object. critics are warning they do not go far enough. next - the high notes. the leader trying to bring harmony to baltimore's uneasy streets. and perilous journeys. the great escape of thousands of migrants across the mediterranean. friday, sheila macvicar from the italian coast on who the refugees are, and where they are trying to go and why even though they fled the danger at home, the stopping point is not a safe haven. a first look at "compass", with sheila macvicar, friday on >> al jazeera america, weekday mornings. catch up on what happened overnight with a full morning brief. get a first hand look with in-depth reports and investigations. start weekday mornings with al jazeera ameri