He said heat is to blame for most migrant deaths recorded by the Pima County medical examiner's office in Arizona.

他说，亚利桑那州皮马县法医办公室记录的大多数移民死亡都是高温造成的。

Because of the high number of migrant deaths in Pima County in Tucson, Arizona, its medical examiner's office handles more unidentified remains relative to population than any office in America.

由于亚利桑那州图森市皮马县移民的高死亡率，其法医办公室处理的身份不明的遗体与人口的比例超过了美国任何一个法医办公室。