Kamala Harris was the breakout star in the first round of 2020 Democratic debates. Two months later, she’s mired in fourth place, with iffy prospects of retaking the lead.

The California senator grew her name recognition big-time after her Jun. 30 tussle in Miami with Vice President Joe Biden, when she questioned him directly over his 1970s-era opposition to school busing and nostalgic references to segregationist senators with whom he served. Campaign donations poured in as media interview requests for Harris skyrocketed.