Simplify the following text for a Grade 12 native English-speaking person.
Original: Warner still wanted to play in the NFL , but with that not seeming it was going to happen , and the long hours at the Hy-Vee for minimum wage creating financial trouble for him , Warner began playing in the Arena Football League .
Simplified: Warner was still hoping to get an NFL tryout , but with that possibility appearing dim and the long hours at the Hy-Vee for minimum wage taking their toll , Warner began his Arena League career .