About the latest developments. First though correspondent cast stegall begins our coverage on covid19 tonight from arlington, texas. Good evening, casey. Bret, good evening, the United States has now recorded nearly 13 and a half million total coronavirus cases since this all began more than 4 million of those infections just in the month of november alone. And Public Health officials warn we still have dark days ahead before these vaccines are widely distributed. Drug maker moderna announced it was filing paperwork today with the u. S. Food and Drug Administration for possible approval of its Coronavirus Vaccine under the emergency use authorization. We anticipate that the benefit of this vaccine is to be quite significant. Moderna says the final stage of its large scale Clinical Trial shows a more than 94 efficacy rate. While pfizers candidate already before the fda is reported to be 95 effective. If both are green lighted Officials Say americans could see two different vaccines befo