Reasons for Bitcoin's drop today: 1. Exchange BitMEX will shut down in 30 days, causing market panic 2. U.S. stocks and gold are down, dragging the crypto market down 3. Tensions in the Middle East, escalating geopolitical conflicts 4. The Fed's interest rate meeting is in just over 6 days, with the rate hike probability rising to over 30%, prompting the market to avoid risks