I believe it's still very safe overall. The crime statistics are higher than most because there are generally large concentrations of insane crime rates; gang violence, poverty and so forth. But if you move to any normal play such as, say, Appleton Wisconsin, you're not gonna see any trouble.
Unless you're forming a large crowd for a controversial cause I guess. then the US is a bit of a gamble - But you could say the same anywhere in Europe or most the world, too. USA is just 10,000x more televised
Are you immigrants or American?
British - Never been to USA!
But I have many great American friends there who used to live & work with me