A yarn bombed tree is seen with words of thanks to honour frontline workers fighting against COVID-19 in Burlington, Ontario, Canada, April 19, 2020. As of Sunday afternoon, 34,813 cases of COVID-19 were confirmed across the country, with 1,583 deaths. (Photos: Xinhua)

A yarn bombed tree is seen with words of thanks to honour frontline workers fighting against COVID-19 in Burlington, Ontario, Canada, April 19, 2020. As of Sunday afternoon, 34,813 cases of COVID-19 were confirmed across the country, with 1,583 deaths.

A yarn bombed tree is seen with words of thanks to honour frontline workers fighting against COVID-19 in Burlington, Ontario, Canada, April 19, 2020. As of Sunday afternoon, 34,813 cases of COVID-19 were confirmed across the country, with 1,583 deaths.

Resident Miranda Goode shows the word "Hope" on the yarn bombed tree in Burlington, Ontario, Canada, April 19, 2020. As of Sunday afternoon, 34,813 cases of COVID-19 were confirmed across the country, with 1,583 deaths.

A yarn bombed tree is seen with words of thanks to honour frontline workers fighting against COVID-19 in Burlington, Ontario, Canada, April 19, 2020. As of Sunday afternoon, 34,813 cases of COVID-19 were confirmed across the country, with 1,583 deaths.