Boston Police cadets faced Marathon test before graduation

For Ryan Connolly and the rest of the class of 2013, the Boston Marathon bombings became a crash course in the worst police see and the best they do.

For Ryan Connolly and the rest of the class of 2013, the Boston Marathon bombings became a crash course in the worst police see and the best they do.

Video Player is loading.

Current Time 0:00

Duration 0:00

Loaded: 0%

Stream Type LIVE

Remaining Time 0:00

Boston Police cadets faced Marathon test before graduation

For Ryan Connolly and the rest of the class of 2013, the Boston Marathon bombings became a crash course in the worst police see and the best they do.