some help me. just started and need help with the animations.

im working on animations for my char and i cant seem to find a way to kill the zombie with the weapon i gave my char. also is animations are messed up. if anyone can help me. plz say something

oh standing is walking
and pump is what i want him to look like when he shoots.

put the link

oh nvm i got most of it to work. And it plays ok
heres a link to the directons