The Chinese government — which has defied efforts by international inspectors to​ examine labs in the country or share detailed information about COVID-19 — still claimed on Tuesday that it has been “open and transparent” in the search to determine how the global pandemic originated. ​​China had “shared the most data and research results on virus tracing and made important contributions to global virus tracing research,” Foreign Ministry spokes​woman Mao Ning Mao ​told reporters after the US Energy Department assessed the coronavirus leaked from a lab in the city …