they marched down to the bridge, amos barrett said they fired three warning shots into the river. he said i saw them splash in the river, and then they fired on us. and captain davis was killed and mr. hosmer. there were two casualties on a regular size. and john buttrick gave the order to fire back. as far as i know, that's the first time provincial troops had ever been ordered to fire on regular troops in america. it's a pretty significant moment. maybe most significant is the fact that the order was obeyed. i think it also might be the last time that day that anybody was ordered to fire. the fire he never stopped, but no one had to order fire again. there were several regulars who were killed and wounded and they retreated back into town and then started their retreat. back to boston. but time you got to merriam's corners, this was about noon, there were 1200 provincials very now they are outnumbered. so encircling fire began, that's how it was described. the provincials are going round and round the regular troops and firing on them. and that kept up for the whole rest of the