K20KQ-D Dr. Pablo breaks down VO2, one of the most powerful predictors of performance; joined by Danielle and morning DJ Johnjay, Dr. Pablo reveals how the lungs, heart, blood and muscle all work in an oxygen relay that fuels resilience and biological youth. 2026-08-05 NBC News provides viewers with the latest national and international news; consumer, health and personal finance reporting; up-to-the-minute local news. 2026-08-05 Law enforcement officers investigate a string of deadly shootings targeting women in the border city of Laredo, Texas. 2026-08-05 Family Feud is an American television game show where two families compete to name the responses to survey questions in order to win cash and prizes. 2026-08-05 Family Feud is an American television game show where two families compete to name the responses to survey questions in order to win cash and prizes. 2026-08-05 Family Feud is an American television game show where two families compete to name the responses to survey questions in order to win cash and prizes. 2026-08-05 Family Feud is an American television game show where two families compete to name the responses to survey questions in order to win cash and prizes. 2026-08-05 Stay informed with the latest breaking news and headlines. 2026-08-05 Tom Llamas anchors the latest news, going beyond the headlines to see how lives are affected by the world around them. 2026-08-05 Stay informed with the latest breaking news and headlines. 2026-08-06