I think the Huffington Post article is not representative, but awful if she really was treated like that. I have found USA customs officials to be friendly and courteous, whilst doing a through job. They ask curious questions, but that's ok with me. I love visiting America, especially the west coast and New England. They're not all stereotypical gun-toting red-necks! The majority are just like us - peace-loving, hard-working family people who like a good laugh.
The majority of Israeli Jews do not want to occupy Gaza.