Why will my trooper not crank or turn over. All electrical seems fine. on 1992 Isuzu Trooper

It was running yesterday but when went to go to work it wouldn't crank or turn over at all.

Asked by for the 1992 Isuzu Trooper
sounds like your starter isn't getting power or it could be the starter... check that the connections are good. then your starter. some times you think you have good connections but - no you don't...