The 123rd Boston Marathon will be run on Monday, April 15

Start times are (Eastern Time):

9:32 a.m.  Elite Women’s Start

10:00 a.m. Elite Men’s Start

10:02 a.m. Marathon Wave 1 Start

Here’s how to watch:

National coverage: 8:30 a.m. to 1 p.m. on NBCSN and NBC Sports Gold

Local coverage: 9 a.m. on WBZ Channel 4

To track a runner on you mobile phone: Text the athlete’s Bib Number to 234567 (most carriers supported)

PodumRunner: We’ll be offering live updates and commentary on Twitter throughout the race. Follow us @PodiumRunner