Defence Minister Rajnath Singh today spoke to the US Secretary of Defence Dr Mark T. Esper and exchanged views on the grave situation arising out of the COVID-19 pandemic. <br />'' <br />'' Mr Singh expressed confidence that through open communication and mutual support, the world can overcome the pandemic. <br />'' <br />'' In a tweet, Mr Singh said they also reviewed the progress in bilateral defence cooperation as a part of India-US Comprehensive Global Strategic Partnership. <br />'' <br />'' He added that India and the United States are committed to further deepen and strengthen defence cooperation.<br />''