a mysterious phenomenon in the sky of Korea

(1)Many reports that they saw strange clouds over Chuncheon and Yangyang Expressway around 10 a.m. today

(1)It’s like a cloud
(2)a shape with a large hole in it

(1)a mysterious cloud
(2)The hole is getting bigger

(1)in the middle of the clouds
(2)be shaped like a bird

(1)one of the rare weather phenomena
(2)Whole punch cloud punch hole cloud