January 24, 2013 9:16 am Researchers Find Link Between Alzheimer's and Football Researchers find link between contact sports and illness later in life. Joelle Parks reports. US & World Videos 2:19 11-year-old celebrates teachers with appreciation snack cart 1:19 Met Gala 2024 after party looks: Cardi B, Lana Del Rey, EmRata 4:58 Luke Hemmings embraces childlike wonder in new album ‘boy' 6:22 Craig Melvin compares ‘TODAY' crew to NASCAR 9:25 Zayn Malik opens up about 6-year journey to new album