Kamala Harris needed a strong debate showing to jump start her stalled campaign for president, but Democratic strategists doubt her White House bid will receive that jolt after the third round in Houston.

The California senator and White House hopeful, who’s developed a reputation among critics as an inconsistent performer on the trail, delivered memorable one-liners in her 13 minutes of speaking time late Thursday but failed to recreate a moment like when she confronted Joe Biden during the opening series this summer in Miami.