A computer science major, Coker had plans to return to his home country after a software engineering internship in the San Francisco Bay Area this summer. 
Coker, ambaye ni mtaalamu wa Sayansi ya Kompyuta, alikuwa na mipango ya kurejea nchini mwake mara baada ya kumaliza mafunzo yake ya ujasiriamali wa uhandisi wa vitumizi vya kompyuta, uliokuwa unafanyikia eneo la San Francisco Bay katika kipindi cha majira haya ya joto.