There are some great resources on the web to learn more about Microsoft's new testing tools, including MSDN articles, blogs, and videos. Below is a consolidated list of those links. They should get you started!
Articles
MSDN Library Start Page for Testing
Quick Start Guide for Manual Testing using Microsoft Test Manager
Essential Guide for Running Automated Tests from a Test Plan
Creating Manual Test Cases
Creating Automated Tests
Defining Your Testing Effort Using Test Plans
Organizing Test Cases Using Test Suites
Submitting Bugs
Tracking and Verifying Bugs
Recommending Tests to Run That are Affected by Code Changes
Determining Which Builds Have Bug Fixes, New Features, or Requirements
Getting Started with Load and Web Performance Test Walkthroughs
Running Load and Web Performance Tests
Reporting Load Tests Results for Test Comparisons or Trend Analysis
Videos
How Do I? Videos (Testing)
How Do I? Videos (Lab Management)
Channel 9 Videos (Testing tag)
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