right now and in and around orlando, florida. we have been following this for a man accused of murdering a police officer and contributing to the death of another. correspondent steve harrigan is following the operation tonight for miami. around-the-clock manhunt for the killer responsible for the death of two policeman in orlando continues today. hundreds of officers are searching for marquis floyd, 41, who shot and killed a female police officer outside a walmart in orlando after she recognized him as the man wanted for murder charges. i simply can t explain this type of senseless attack. i want to reassure the community that the orlando police department and the surrounding agencies are dedicating every available resource to catch this criminal and we will catch this criminal and we will bring him to justice. the officer, deborah clayton, was tipped off about the presence of the murder suspect outside the walmart early monday and ordered him to stop.