import feedparser

def display_news(feed_url):
    feed = feedparser.parse(feed_url)

    if 'title' in feed.feed:
        print(feed.feed.title + '\n')

    for entry in feed.entries:
        if 'title' in entry:
            print('Title:', entry.title)
        if 'published' in entry:
            print('Published:', entry.published)
        if 'summary' in entry:
            print('Summary:', entry.summary)
        if 'link' in entry:
            print('Link:', entry.link)
        print()

if __name__ == '__main__':
    nytimes_rss_feed = 'https://rss.nytimes.com/services/xml/rss/nyt/World.xml'
    display_news(nytimes_rss_feed)