The 29-year-old native from Hamilton, New Zealand, led a race-high 45 of 80 laps en route to his second IndyCar career victory in his second full-time season in the series.
The two-time IndyCar champion from Hendersonville, Tennessee, benefitted through an executed pit strategy before prevailing over late challenges from Romain Grosjean and Alex Palou to notch his first elusive victory at the Streets of Long Beach.
Colton Herta, starting deep in the field in 14th after being the fastest in both practice sessions took over the lead on Lap 34 after Helio Castroneves made his scheduled stop and held off Newgarden to win at home for the first time in his career.
In his first drive with Chip Ganassi Racing, Spaniard Alex Palou was able to fend off a hard-charging Will Power to win his first-ever IndyCar victory at Barber Motorsports Park Sunday afternoon.
