Runtime Vignette typo (#848)

vignettes/execution-model.Rmd

@@ -82,7 +82,7 @@ If you'd like to use cookies to store information with guarantees that the user
 
 The final option to consider when coordinating state for an API is leveraging an external data store. This could be a relational database (like MySQL or Amazon RedShift), a non-relational database (like MongoDB), or an transactional data store like Redis.
 
-One important consideration for any of these options is to ensure that they are "transactional," meaning that two Plumber processes trying to write at the same time won't overwrite one another. If you're interested in pursuing this option you should see [db.rstudio.com](http://db.rstudio.com/) or looks at [some](http://shiny.rstudio.com/articles/overview.html) of the [resources](http://shiny.rstudio.com/articles/sql-injections.html) [put together](http://shiny.rstudio.com/articles/pool-basics.html) for Shiny as pertains to dealing with databases in a web-accessible R platform.
+One important consideration for any of these options is to ensure that they are "transactional," meaning that two Plumber processes trying to write at the same time won't overwrite one another. If you're interested in pursuing this option you should see [db.rstudio.com](http://db.rstudio.com/) or look at [some](http://shiny.rstudio.com/articles/overview.html) of the [resources](http://shiny.rstudio.com/articles/sql-injections.html) [put together](http://shiny.rstudio.com/articles/pool-basics.html) for Shiny as pertains to dealing with databases in a web-accessible R platform.
 
 ## Exit Handlers