NASA’s newest Mars lander has started digging into the red planet, but hit a few snags, scientists said Friday. The German drilling instrument on the InSight lander struck what appeared to be a couple of stones. It only managed to burrow between half a foot (18 centimeters) and about 1 ½ feet (50 centimeters), far short of the first dig’s goal, said the German Aerospace Center. Read the Full Story at Associated Press.