10 things you need to know before the opening bell (SPY, SPX, QQQ, DIA, BA, LYFT, BCS)

Here is what you need to know.Brexit's costs run deep. Brexit has cost the UK 66 billion British pounds, or $86 billion, and put it on the verge of recession, according to S&P Global Ratings.
Oil hits its best level since November. West Texas Intermediate crude oil climbed more than 0.7% to a five-month high of $63.53 a barrel on Monday morning.
Here's how you can invest like Warren Buffett. Credit Suisse looked at 20 years of Buffett's investments and identified 12 stocks you should buy ri