Rahal Letterman Lanigan Racing Acura Grand Prix of Long Beach — Streets of Long Beach, Calif. Round 4 of 17 in the 2019 NTT IndyCar Series PRE-RACE NOTES  DATE:      Friday – Sunday, April 12-14, 2019 PRACTICE BROADCASTS:     Live on INDYCAR Pass, the direct-to-consumer streaming product from NBC Sports Gold, on Friday from 1-1:45 p.m. and 5-5:45…