all fix

Author: PrakashDurlabhji

__tests__/shared/components/challenge-listing/ChallengeCard/__snapshots__/index.jsx.snap

@@ -66,6 +66,7 @@ exports[`Matches shallow shapshot shapshot 2 1`] = `
       "currentPhases": Array [
         "Registration",
       ],
+      "events": Array [],
       "id": "1",
       "legacy": Object {
         "track": "DATA_SCIENCE",
@@ -109,6 +110,7 @@ exports[`Matches shallow shapshot shapshot 3 1`] = `
       "currentPhases": Array [
         "Registration",
       ],
+      "events": Array [],
       "id": "long id",
       "legacy": Object {
         "track": "DATA_SCIENCE",

src/shared/components/challenge-listing/ChallengeCard/index.jsx

@@ -71,7 +71,7 @@ function ChallengeCard({
               <TrackIcon
                 track={track}
                 subTrack={subTrack}
-                tcoEligible={challenge.events.length > 0 ? challenge.events[0].eventName : ''}
+                tcoEligible={challenge.events && challenge.events.length > 0 ? challenge.events[0].eventName : ''}
                 isDataScience={challenge.isDataScience}
               />
             </span>