LOS ANGELES—Los Angeles County Sheriff Alex Villanueva again questioned the approach of government officials tackling the region’s homelessness crisis today, alleging that building new housing units for the homeless only encourages more transients to move here from other parts of the country. The sheriff specifically criticized the Los Angeles City Council’s decision Aug. 10 to set a goal of creating at least 25,000 homeless housing units in the city by 2025. “They have no concept of what happens when you house 25,000 people with homes that are built at great expense and they’re replaced on the street by another 25,000 or 50,000 from the rest of United States. Then what? Have we improved anything? Of course not,” Villanueva said during his weekly social media forum on Aug. 11. The city, county and state have committed billions of dollars in recent years to providing housing for the homeless. In 2016, Los …