I need a break, says globetrotting Greta

Tireless teenage activist Greta Thunberg has been crisscrossing the globe by car, train and boat - but not plane - to demand action on climate change.Fresh from being named Time magazine's Person of the Year, the 16-year-old Swede joined thousands of students in the north Italian city of Turin on Friday for a protest to pressure the government to take more action to curb carbon emissions.Thunberg, who refuses to fly, travelled to Turin by train and car from Madrid after attending a U.N. climate