Bad Feed Item SOQL query for profile image 3

bad-feeditem-soql-query-3.cls

feedItemsList = [
    SELECT Id, Body, Title, CreatedDate, Parent.Name, InsertedBy.MediumPhotoUrl
    FROM FeedItem 
    WHERE CreatedDate = LAST_N_DAYS:30
    ORDER BY CreatedDate DESC
];

feedItemsList = [
    SELECT Id, Body, Title, CreatedDate, Parent.Name, InsertedBy__r.MediumPhotoUrl
    FROM FeedItem 
    WHERE CreatedDate = LAST_N_DAYS:30
    ORDER BY CreatedDate DESC
];