Environmental activists moved back into their forest camp near the Tesla factory at Grünheide outside Berlin after the controlled detonation of a World War II bomb. The exclusion zone was lifted at around 1 pm (1100 GMT) on Wednesday, a spokesman for Grünheide municipality said. This meant that the protesters were also allowed to return to their camp, which is in the area of exclusion zone. It’s the second such detonation to be carried out on the site of the planned expansion of the Tesla factory in just a few weeks. Police asked the protesters to temporarily leave their camp for safety reason…