Heart attack killed Montcourt

TENNIS: Tragic French player Mathieu Montcourt, who was found dead at his Paris flat earlier this week, died of a heart attack, tests have revealed.<br /><br /> The 24-year-old, who was ranked 119 in the world, also returned negative toxicology tests in the preliminary autopsy, his spokespeople said.<br /><br /> Montcourt was discovered on Monday in the stairwell of his apartment. Just last month he had reached a career-high ranking of 104 after reaching the second round of the French Open. French Tennis Federation technical director