October 9, 2015 6:31 pm Marathon Runners Will Battle Heat Wave First time marathon runner Nicolas Tisa arrives at registration day, both excited and anxious as a swelter is expected. Hetty Chang reports for the NBC4 News at 5 p.m. on Friday, Oct. 9, 2015. US & World Videos 2:42 Executive staff to LA County DA accused of mishandling confidential police files 2:58 UC Irvine students launch solidarity encampments 2:36 Student's mother tries to stop vandalism at USC 3:45 Walkout supporting pro-Palestinian protesters at UCLA 3:22 USC activists request emergency campus student dialogue