105 Unaccompanied Migrant Children Apprehended in Single Arizona Border Crossing 105 Unaccompanied Migrant Children Apprehended in Single Arizona Border Crossing Tucson Sector Border Patrol agents apprehended a large group of migrants who illegally crossed the border last week near San Miguel, Arizona. Officials reported 105 of the 124 migrants as unaccompanied minors. Tucson Sector Chief Patrol Agent John Modlin tweeted images of a large group of migrants apprehended Monday night near San Miguel. The group consisted of 124 migrants including 105 unaccompanied children. Modlin stated that Tucson Sector agents normally apprehend groups of single adults. This group of unaccompanied children was outside the norm. During Fiscal Year 21, which began on October 1, 2020, through the end of April, Tucson Sector agents apprehended just over 100,000 migrants an increase of 167 percent over the previous years 37,559. Of those, only 8,967 were unaccompanied minors.