KPIX KPIX 5 News At 530pm July 7, 2024
are faring the worst. the hospital emissions rate for that group is nearly last summer's peak. >> so joining us live now, dr. peter chin-hong, an infectious disease specialist with ucsf. let's talk about ba.5. this is the dominant variant nationwide now. we know that there are a lot of reinfections. so people who got covid a couple of weeks ago could even get reinfected with this one. so what do you know about this, and why is this such an issue in your mind? >> well, it's mainly an issue of reinfections because a spike protein on ba.5 looks so different. now we had ba.1, and ba.2. t...