parking lot near erie, pa. those officers responded. the vehicle fled from that area. there was a short pursuit in which the vehicle was stopped. as the officers approached that vehicle steve stephens took his own life. >> so that nationwide manhunt is over. the manhunt might be over but the national conversation continues. at this hour, facebook founder mark zuckerberg is speaking before developers conference in san jose. we expect that he will in some shape, form or fashion, address this tragedy. it will be the first time we hear from zuckerberg directly. we have the latest on the breaking story from our reporters and analysts as well. jacob rascon stand big in cleveland, former fbi profiler and msnbc contributor clint van zands, msnbc's chief legal correspondent ari melber and on the phone with me msnbc's chief law enforcement analyst jim cavanagh. jacob, start with you in cleveland, at this point what do