In DuplexStream explanation: change 'There' to 'The'.

diff --git a/doc/tutorial.md b/doc/tutorial.md
index 4743e384633da57ecf5c35014750d82d901c74cd..e639ce6e9f40dfff26118a6ff03771070efcf4d5 100644 (file)
--- a/doc/tutorial.md
+++ b/doc/tutorial.md
@@ -2593,7 +2593,7 @@ let result = port.recv();
 ## Creating a task with a bi-directional communication path
 
 A very common thing to do is to spawn a child task where the parent
-and child both need to exchange messages with each other. There
+and child both need to exchange messages with each other. The
 function `std::comm::DuplexStream()` supports this pattern.  We'll
 look briefly at how it is used.