he examines it, he sees the mark, f.x.o. 7, and he knows this was laundry marked. >> narrator: for boles, revenge has long been satisfied, now his greed is turning to arrogance. >> after the last robbery, i walked over 100 miles to sacramento, got a new suit of clothes and came back to the city. returning to my accustomed ways. >> black bart's become kind of a key role because of his actions, hume is feeling the pressure, why can't you get this guy? you're the great james hume. >> narrator: bart has lifted the modern equivalent of $1 million from the wells fargo coaches. but what black bart doesn't realize is he left behind something ian more valuable -- even more valuable, his