Meanwhile, there has been plenty of speculation that bitcoin’s big rise may have been due to a pump-and-dump scheme. One theory that the U.S. Justice Department is reportedly looking into is that the digital coin Tether (which is supposedly pegged to the U.S. dollar to make for a less volatile cryptocurrency) was used to manipulate the bitcoin market and cause a large run-up in price. This theory stems from an academic paper, which cast Tether in a very damning light. And it also led many to believe that the initial bitcoin craze was manufactured and destined to bust.
Binance vs Binance.US - If you want to trade on Binance, the choice is relatively simple. If you are based in the United States, Binance.US is your only available option. If you are outside the U.S., you can trade on Binance's main exchange. This blog will explain the major differences between each platform.

Coinbase falls 11% after the crypto exchange misses Wall Street's 3rd-quarter earnings expectations
“The manual burns, alongside the company having a pretty large stake in the coins, just speaks to me of a manipulation risk,” said Jasper Lawler, head of research at London Capital Group, an online brokerage firm offering cryptocurrency derivatives. “Whenever there’s some sort of mechanism to stop selling, that’s a bit of a warning sign.”