hill see this as a major and colossal change if democrats were to go through with it. jim and erica? >> a lot to watch for. here we are again. lauren fox, arlette saenz, appreciate it. thank you both for the reporting. facebook founder mark zuckerberg firing back against the whistle blower who accused him of putting profits over public safety. in a 1300 word response, zuckerberg arguing the company's work and motives have been mischaracterized. as a reminder, here's what frances haugen, the whistle-blower told the senate panel on tuesday. >> facebook should not get a free pass on choices it makes to prioritize growth and virality and reactiveness over public safety. they shouldn't get a free pass on that because they're paying for their profits right now with our safety. >> zuckerberg responded, not surprisingly in a facebook post, writing, quote, the argument that we deliberately push content that makes people angry for profit is deeply illogical.