Pictures AACR Philadelphia Marathon Health & Fitness Expo At The Convention Center November 22, 2019 / 11:03 PM EST / CBS News Credit: HughE Dillon AACR Philadelphia Marathon Health & Fitness Expo At The Convention Center Credit: HughE Dillon AACR Philadelphia Marathon Health & Fitness Expo At The Convention Center Credit: HughE Dillon AACR Philadelphia Marathon Health & Fitness Expo At The Convention Center Credit: HughE Dillon AACR Philadelphia Marathon Health & Fitness Expo At The Convention Center Credit: HughE Dillon AACR Philadelphia Marathon Health & Fitness Expo At The Convention Center Credit: HughE Dillon AACR Philadelphia Marathon Health & Fitness Expo At The Convention Center Credit: HughE Dillon AACR Philadelphia Marathon Health & Fitness Expo At The Convention Center Credit: HughE Dillon AACR Philadelphia Marathon Health & Fitness Expo At The Convention Center Credit: HughE Dillon AACR Philadelphia Marathon Health & Fitness Expo At The Convention Center Credit: HughE Dillon AACR Philadelphia Marathon Health & Fitness Expo At The Convention Center Credit: HughE Dillon