She was frustrated with `` the process , '' he said . Prof charged in Alabama deaths initially suspected in '93 mail bomb attempt , newspaper says . Score: 6 Professor 's husband says they received ATF letter on '90s case that `` 'You are in the clear ' `` In 1986 , Amy Bishop Anderson , then 19 , fatally shot brother ; case ruled accidental .
Prof charged in Alabama deaths initially suspected in '93 mail bomb attempt , newspaper says . Score: 6 Professor 's husband says they received ATF letter on '90s case that `` 'You are in the clear ' `` In 1986 , Amy Bishop Anderson , then 19 , fatally shot brother ; case ruled accidental .