The bombs blasted at an interval of 12 seconds and 210 yards apart next to the finish line within Boylston Street.
After the Federal Bureau of Investigation (FBI) undertook the investigations, it released surveillance video and photographs of two suspects, Chechen brothers namely Tamerlan and Dzhorkhar Tsarnaev, who formed a terror cell to plan and thereafter initiate terror activities within the U.S (Russell & Farragher 1). Immediately after the FBI had released their images, the brothers engaged in a series of criminal activities including murder of an MIT police officer, carjacking of SUV, as well as engaging policemen in a gunfire exchange in Massachusetts and Watertown. At the incident of firefight, an MBTA policeman incurred severe injuries with massive blood loss. Consequently, Tamerlan was shot many times and later ran over by his brother who was driving the stolen SUV during the escape (Russell & Farragher 1). Tamerlan died on the spot during the incident.
Extraordinary manhunt for the escaped Dzhokhar Tsarnaev began thereafter with thousands of officers mounting search in Watertown. The manhunt exercise left residents of Watertown and the suburbs indoors with shut down of public transport system in addition to the closure of several businesses as well as public institutions (Russell & Farragher 1). The search was an unforgettable incident among the residents of Watertown. However, a Watertown resident found Dzhokhar in a boat within his backyard. This was to the relief of the security officers and the entire state and US. He was found severely injured in an unconscious state and was apprehended and taken to hospital.
During the preliminary interrogation at the hospital, Dzhokhar claimed that his brother Tamerlan was the mastermind of the attacks. He asserted that they are Islamic zealots inspired by the extremist Islamist beliefs as well as the urge to