In and ldquoThe Story of an Hour and what news comes to Mrs. Mallard at the end of the story and what happens to her?

At the end of "The Story of an Hour," Mrs. Mallard receives news that her husband is alive, contradicting the earlier report of his death. Upon seeing him, Mrs. Mallard is initially shocked but then dies of a heart attack, realizing the freedom she felt in his supposed death is now lost.