NEW YORK, Sept. 21 (Xinhua) -- A man takes part in a climate change protest in Times Square in New York, the United States, on Sept. 20, 2020.

NAPLES (ITALY), Sept. 21 (Xinhua) -- A woman casts her vote at a polling station in Naples, Italy, on Sept. 20, 2020. Over 46 million Italians are being called to the polls on Sunday and Monday in a nationwide constitutional referendum on cutting the number of lawmakers in the countrys parliament.

TORONTO, Sept. 21 (Xinhua) -- A man wearing a face mask shows a fried chicken meal at the Fried Chicken Festival in Toronto, Canada, on Sept. 20, 2020. With about 30 types of fried chicken, the festival was held here from Saturday to Sunday amid the COVID-19 pandemic.

IMOTSKI, Sept. 21 (Xinhua) -- People play football on the dried bottom of the Blue Lake near Imotski, Croatia, Sept. 20, 2020. Lying in a deep sinkhole, the water level of the karst lake in southern Croatia varies with seasons.

KAMPALA, Sept. 21 (Xinhua) -- Women deliver free meals for isolated COVID-19 patients in Kampala, Uganda, Sept. 20, 2020. Ugandan volunteer chef Ddamba Muhamad supported by family members and friends arranges cooking and delivers free meals to health centers and hospitals where COVID-19 patients are quarantined.

NEW YORK, Sept. 21 (Xinhua) -- People walk on Times Square in New York, the United States, Sept. 20, 2020. The number of COVID-19 deaths in the United States on Sunday reached 199,474 as of 8:22 p.m. local time (0022 GMT Monday), according to the Center for Systems Science and Engineering (CSSE) at Johns Hopkins University.