A 60-year-old man was shot and killed Tuesday morning in Tampa’s Seminole Heights area, the latest death in what police said they believe is connected to three other unsolved killings in that neighborhood within the past month.

“It is all in the probably 10-block, 15-block area,” Tampa Mayor Bob Buckhorn told CNN sister network HLN on Tuesday. “And so we’re just going to do our good police work and hopefully get a break.”

Ronald Felton was shot in the back while crossing the street just before 5 a.m. Tuesday, police said. He became the fourth victim in a string of killings that has vexed investigators who remain desperate for clues.

Read more: http://www.cnn.com/2017/11/14/us/tampa-seminole-heights-unsolved-killings/index.html