Launch of Week 4 project

Author: rgmelko

README.md

@@ -13,7 +13,7 @@ This year's challenges will focus on Quantum Advantage in near-term devices.
 ### Project Legacy:
 The Cohort Project is open source, and hosted on GitHub. Each Tuesday morning the teams will 
 [fork](https://docs.github.com/en/github/collaborating-with-issues-and-pull-requests/about-forks) 
-this repository to their own GitHub account to begin work on the challenges.  By **Sunday 11:59pm ET** each team must issue a pull request with their final entry. CDL will review the pull requests, and choose one team's work to merge into the main upstream repository. From that point on it will become part of the legacy of the 2021 Boot Camp.
+this repository to their own GitHub account to begin work on the challenges.  By **WEDNESDAY 11:59pm ET** each team must issue a pull request with their final entry. CDL will review the pull requests, and choose one team's work to merge into the main upstream repository. From that point on it will become part of the legacy of the 2021 Boot Camp.
 
 ### 2021 Weekly Challenges
 * Week 1: Simulating Quantum Advantage with Trapped Ions