MainPage.xaml

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             xmlns:hackerNews="clr-namespace:HackerNews"
             x:Class="HackerNews.MainPage"
             x:DataType="hackerNews:NewsViewModel">

   <CollectionView x:Name="NewsCollectionView" 
                   ItemsSource="{Binding TopStoryCollection}" 
                   SelectionMode="Single" 
                   SelectionChanged="NewsCollectionView_OnSelectionChanged">
       <CollectionView.ItemTemplate>
           <DataTemplate x:DataType="hackerNews:StoryModel">
               <Frame Padding="10" Margin="5" BorderColor="LightGray">
                   <StackLayout>
                       <Label Text="{Binding Title}" 
                              FontSize="18" 
                              FontAttributes="Bold" />
                       <Label Text="{Binding CreatedAt, StringFormat='{0:MMM dd, yyyy h:mm tt}'}" 
                              FontSize="14" 
                              TextColor="Gray" />
                   </StackLayout>
               </Frame>
           </DataTemplate>
       </CollectionView.ItemTemplate>
   </CollectionView>

</ContentPage>