Original sentence: June 25 – Several major websites or online services are crippled in the wake of entertainer Michael Jackson's death, as the number of people accessing the websites reaches potentially "unprecedented" and "historic" levels
Edited sentence: June 25 – Legendary pop singer Michael Jackson, dubbed The King of Pop, died due to a cardiac arrest in his home in Los Angeles, therefore several major websites or online services are crippled in the wake of his death, as the number of people accessing the websites reaches potentially "unprecedented" and "historic" levels