NASCAR driver Johnson runs Boston Marathon in 3:09:07
NASCAR driver Jimmie Johnson, of Charlotte, N.C., finishes the 123rd Boston Marathon on Monday, April 15, 2019, in Boston. (AP Photo/Winslow Townson)

NASCAR driver Jimmie Johnson, of Charlotte, N.C., finishes the 123rd Boston Marathon on Monday, April 15, 2019, in Boston. (AP Photo/Winslow Townson)

Apr. 15, 2019 01:46 PM EDT
NASCAR driver Jimmie Johnson, left, of Charlotte, shakes hands with grand marshall Meb Keflezighi, of San Diego, after finishing the 123rd Boston Marathon on Monday, April 15, 2019, in Boston. (AP Photo/Winslow Townson)

NASCAR driver Jimmie Johnson, left, of Charlotte, shakes hands with grand marshall Meb Keflezighi, of San Diego, after finishing the 123rd Boston Marathon on Monday, April 15, 2019, in Boston. (AP Photo/Winslow Townson)

Apr. 15, 2019 04:05 PM EDT