… To gain Senate control from Republicans in November’s elections, Democrats will need a net gain of three seats (if former Vice President Joe Biden holds onto his lead over President Donald Trump and claims victory) or four seats (if Trump wins).
An early look at the data finds that Democrats are the slightest of favorites to take back the Senate. The chance Democrats net gain at least 3 seats is about 3-in-5 (60%), while the chance they net gain at least 4 seats is about 1-in-2 (50%). CONT.
Harry Enten, CNN