Dr. Walter Palmer may have taken down his Minnesota dental offices Facebook page and website and disconnected its phone line, but the hundreds of thousands of people around the world who are outraged at him have found a place to vent their anger: his Yelp page. Palmer admitted to hunting and killing the famed Cecil the Lion in Zimbabwe, but said he regrets it and didn’t know he was hunting the famous lion. His name was revealed to the public on Tuesday, setting off an Internet firestorm of hatred and death threats. The 55-year-old dentist is a married father of...