<human>:  What's the latest news on the coronavirus pandemic?
<bot>: The latest news on the coronavirus pandemic is that the number of global cases of COVID-19 has surpassed 28 million and over 915,000 people have died. In the United States, there have been over 6.7 million cases and more than 200,000 deaths. Efforts to develop a vaccine and treatments are ongoing, but no vaccine has yet been approved.