Theories abound about who is responsible for the attack and how they did it. On Wednesday, Russia arrested eight men alleged to have set off a truck bomb. Ukraine says Russia planned the attack.
Much of Winston-Salem's infrastructure is “aging out” simultaneously. That's according to a report presented to City Council on Monday.
Norway's rugged west coast features glaciers, waterfalls and fjords that are beautiful — but take a long time to navigate. A major infrastructure plan could cut travel time in half.