A fast-growing sinkhole in Maitland, just outside Orlando, caused concern after officials said the hole doubled in size within a matter of hours. For people watching from a distance, the footage is startling. For residents nearby, the threat feels much closer to home. The sinkhole opened earlier this month near neighborhoods in Maitland. According to WSVN, officials said the hole started at about 20 feet across and then grew to around twice that…