Rep. Maxine Waters joins AM JOY telling Joy Reid she believes Donald Trump will eventually answer for many of the allegations levied against him, adding, "He should not be the president of the United States of America." Next: Paul Manafort is now cooperating with prosecutors, which could put Donald Trump in legal peril. Joy Reid and her panel discuss exactly what Manafort could reveal. Then: Some Republican candidates appear to be courting Donald Trump's support while simultaneously trying to distance themselves from the president's polarizing actions. Joy's guests explain why this is likely not a winning strategy. And: The shocking case of a Dallas police officer shooting and killing Botham Jean, and African-American man, in his own apartment is gaining national attention due to the controversial handling of the investigation by the police department, and the questionable coverage by local news media. Joy Reid speaks to the lawyer for Jean's family, before her expert guests analyze what we know so far. Plus: Rep. Beto O'Rourke is gaining momentum as a strong contender taking on Ted Cruz for his Texas U.S. Senate seat. Joy speaks to an expert in Texas politics who tells us that O'Rourke is attracting crowds similar to those garnered by presidential candidates. All this and more in this Sunday's edition of AM JOY on MSNBC.