Can you I have a summary on No promises in the wind?

Chicago, 1932, America has been immersed in the Great Depression. Josh and Joey Grondowski, a pair of brothers, venture out from Chicago away from the tensions at home from an unemployed father and a prudent mother. The boys become victim of starvation, humility by begging, and theft from crooked shoemakers and other "tramp run-aways". Luck, at certain times, is on the pair's side through the kindness of strangers, like that of truck driver Lonny, as well as the employment a t a Louisiana carnival with Josh as a piano performer. Bad fortune comes as the carnival is burnt down, and the boys are forced to continue traveling. Soon, Josh is overcome by illness, and strikes Joey, causing the young boy to run away. Josh goes to the aid of a friend and trucker, Lonnie. The two find Joey, and Josh and Joey find themselves in Lonnie's care. He also helped to find a decent job for Josh in a resturaunt. In the end, Josh, Joey, and their father are reunited, creating a picture perfect ending to a story of sadness, hardships, and struggles.