tsarnaev went inside and began buying snacks for a trip to new york according to mang. that is when he decided to make a run for it. he quickly slipped out of the car racing across the street. surveillance video showing him entering a mini mart and frantically begging the clerk who was confused to call 911. the clerk called 911 and spoke to him on the line and realized this is the break they were waiting for. the tsarnaev brothers quickly leaving. their path of destruction about to end. john. thanks deborah feyerick for that. a lot of news this morning. let's bring in chris cuomo anchoring from ferguson for "new day." good morning, chris. >> john christine, how are you? the obvious story is who shot the two police officers. we are looking at it from different angles. there is a lot of confusion here. you have to remember the setting. the protesters were disbursing.