He is also a certified FBI defensive tactics and firearms instructor , and has been studying with the FBI ( Federal Bureau of Investigation ) in California , USA .
During his service in the military police , Alex Esteve was a defensive tactics instructor .
Alex Esteve is also a certified FBI defensive tactics and firearms instructor , and has been studying with the FBI ( Federal Bureau of Investigation ) in California , USA .
During his service in the military police , Alex Esteve was a defensive tactics instructor .