The producers behind the heartbreaking Wendy Williams Lifetime documentary are speaking out, defending the choice to stand by and film the deteriorating star while admitting that while they were concerned about her wellbeing, they didn’t know the severity of her condition, RadarOnline.com can reveal. Where is Wendy Williams? is a four-part documentary that aired over the weekend and took over a year to film. The crew hoped to capture the former beloved talk show host’s sober career comeback but found that Williams’ situation was more dire than anyone expected. Days before the documentary debut…