diff --git a/pa3/.DS_Store b/pa3/.DS_Store
deleted file mode 100644
index 5172429..0000000
Binary files a/pa3/.DS_Store and /dev/null differ
diff --git a/pa3/src/sim_stages.c b/pa3/src/sim_stages.c
index e6f1349..5b1a546 100644
--- a/pa3/src/sim_stages.c
+++ b/pa3/src/sim_stages.c
@@ -35,12 +35,12 @@ struct State fetch(void) {
     fetch_out.inst_addr = pc;
     
     /* Pipeline must be flushed */
-    if (0) {
+    if (/** TODO: Your logic for pipe flush here **/) {
         return nop;
     }
 
     /* Pipeline is stalled  */
-    else if (0){
+    else if (/**TODO: Your logic for pipe stall here **/){
         return fetch_out;
     }