Price manipulation is done by using many ways.Publishing speculative news in favour of boosting bullish trend is a way.Here on the below link,we could see that news sites continuously release news that bitcoin price is to boom.If we see such moves,we should be cautious about investing otherwise we may get fooled and we might have to regret for our wrong investment.Don't let news media to decide your fortune.
https://www.reddit.com/r/Bitcoin/comments/9dimq2/headlines_two_days_ago_this_is_how_market/Fake news or negative news give big impact to the price and investor psychology. It is true that we should not get fooled by negative news because we will lossing our money. Many negatives news created by big manipulators so they can buy crypto with cheap price