U.S. Sen. Dean Heller, R-Nevada, watches as his wife Lynne donates blood at the Las Vegas Convention Center on Monday, Oct. 1, 2018, during a blood drive to commemorate the Oct. 1 shooting. Bizuay …

U.S. Sen. Dean Heller, R-Nevada, watches as his wife Lynne donates blood at the Las Vegas Convention Center on Monday, Oct. 1, 2018, during a blood drive to commemorate the Oct. 1 shooting. Bizuayehu Tesfaye/Las Vegas Review-Journal @bizutesfaye