As a project manager, you may think you need to singlehandedly handle every challenge your project faces. But there are times when you need to escalate up. And there are ways to prepare for this and do it well. 
I'll cover ways to gracefully and professionally handle these situations. Because nobody - especially your boss - wants to get blindsided by issues on your project. 

The original article was published here:  

7 Strategies to Follow When Escalating Project Risk

And if you want more guidance on planning for and managing project risk, you might like these posts:

How to Create a Project Management Risk Matrix

How to Manage Project Risk While Running Your Project