It’s every mother’s worst nightmare – but also real-life on the streets of “hellhole” Los Angeles. Pregnant mom and tech exec Kyrstin Munson was out for a walk with her nearly two-year-old daughter on Sunday in their West Hollywood neighborhood when the pair came upon two homeless addicts blocking the sidewalk.   Heavily pregnant and worried for the safety of her young daughter and unborn child, but trapped between the vagrants and six lanes of traffic, Munson and her daughter hurried past the pair of frightening “zombies” and went home, shaking with fear.   It’s every mother’s nightmare. X/@ThisisKrystin Home safe but rattled from the encounter, Munson shared a photo of the incident and wrote about her terrifying ordeal in a social media post that immediately went viral for capturing the dangerous state of the streets, even in the upscale parts of LA.…