Comet Tsuchinshan showing signs of breaking up prior to swinging around the sun

Zdenek Sekanina, an astronomer with La Canada Flintridge in the U.S., reports what he describes as evidence of a possible breakup of comet Tsuchinshan prior to swinging around the sun. Sekanina specializes in comet behavior, specifically analyzing them to make predictions on whether they will split or fall apart as they near the sun.