Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: This is the heartwarming moment a Kansas police officer helped a widowed mother of six who had just been caught shoplifting at Walmart. Sarah Robinson and her six children were in the retailer's parking lot when Officer Mark Engravalle arrived at the Roeland Park store and saw that three of her daughters didn't have shoes - and their feet were covered in dirt. Robinson told Engravalle she and her daughters had been homeless after her husband died in an accidental drowning in 2011. The family was currently living out of their car and sometimes shared a rented one room bedroom in a stranger's house, according to KSHB.When Mark Engravalle met Sarah Robinson and her family, he saw that three of her daughters didn't have shoes and had dirty feetRobinson told him she and her daughters had been homeless after her husband died in an accidental drowning in 2011The $300 in stolen merchandise was made up of diapers, baby wipes and children's shoesEngravalle then bought the mother the same items out of his own pocket and had one of her daughters pick out shoes for all the girls 
 Question:'We were both in tears, it was more of a mutual understanding, we didn't really say anything,' said _ about the moment after he purchased items for the family.

Mark Engravalle