"Boston University scientists were today condemned for 'playing with fire' after it emerged they had created a lethal new Covid strain in a laboratory.  DailyMail.com revealed the team had made a hybrid virus — combining Omicron and the original Wuhan strain — that killed 80 percent of mice in a study."

https://www.dailymail.co.uk/health/article-11323677/Outrage-Boston-University-CREATES-Covid-strain-80-kill-rate.html