News default view template with view count incrementor implemented on Line #7 of both cshtml files.

Detail.DetailPage(BlogPost).cshtml

@model Telerik.Sitefinity.Frontend.Mvc.Models.ContentDetailsViewModel

@using Telerik.Sitefinity;
@using Telerik.Sitefinity.Frontend.Mvc.Helpers;
@using Telerik.Sitefinity.Web.DataResolving;

@{SitefinityWebApp.Extensions.ViewsCountHelper.IncrementNewsViewCount(Model.Item.Fields.Id);}

<div class="@Model.CssClass" @Html.InlineEditingAttributes(Model.ProviderName, Model.ContentType.FullName, (Guid)Model.Item.Fields.Id)>
    <h3>
        <span @Html.InlineEditingFieldAttributes("Title", "ShortText")>@Model.Item.Fields.Title</span>
    </h3>

    <div>
        @Model.Item.GetDateTime("PublicationDate", "MMM d, yyyy, HH:mm tt")
        @Html.Resource("By")
        @DataResolver.Resolve(@Model.Item.DataItem, "Author", null)
        @Html.CommentsCount(string.Empty, @Model.Item.DataItem)
    </div>
    
    <div @Html.InlineEditingFieldAttributes("Summary", "LongText")>@Html.HtmlSanitize((string)Model.Item.Fields.Summary)</div>

    <div class="sf-Long-text" @Html.InlineEditingFieldAttributes("Content", "LongText")>@Html.HtmlSanitize((string)Model.Item.Fields.Content)</div>

    @Html.CommentsList(@Model.Item.DataItem)
</div>

Detail.DetailPage.cshtml

@model Telerik.Sitefinity.Frontend.Mvc.Models.ContentDetailsViewModel

@using Telerik.Sitefinity.Frontend.Mvc.Helpers;
@using Telerik.Sitefinity.Web.DataResolving;


@{SitefinityWebApp.Extensions.ViewsCountHelper.IncrementNewsViewCount(Model.Item.Fields.Id);}

<div class="@Model.CssClass" @Html.InlineEditingAttributes(Model.ProviderName, Model.ContentType.FullName, (Guid)Model.Item.Fields.Id)>
    <h3>
        <span @Html.InlineEditingFieldAttributes("Title", "ShortText")>@Model.Item.Fields.Title</span>

    </h3>

    <div>
        @Model.Item.GetDateTime("PublicationDate", "MMM d, yyyy, HH:mm tt")
        @Html.Resource("By")
        @DataResolver.Resolve(@Model.Item.DataItem, "Author", null)

        @Html.CommentsCount(string.Empty, @Model.Item.DataItem)
    </div>

    <div @Html.InlineEditingFieldAttributes("Summary", "LongText")>@Html.HtmlSanitize((string)Model.Item.Fields.Summary)</div>

    <div class="sf-Long-text" @Html.InlineEditingFieldAttributes("Content", "LongText")>@Html.HtmlSanitize((string)Model.Item.Fields.Content)</div>

    @Html.CommentsList(@Model.Item.DataItem)
</div>

ViewsCountHelper.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using Telerik.Sitefinity.Data;
using Telerik.Sitefinity.Model;
using Telerik.Sitefinity.Modules.Blogs;
using Telerik.Sitefinity.Modules.GenericContent;
using Telerik.Sitefinity.Modules.News;
using Telerik.Sitefinity.Services;

namespace SitefinityWebApp.Extensions
{
	public static class ViewsCountHelper
	{
		public static void IncrementNewsViewCount(Guid id)
		{
			if (!WasSessionTracked(id))
			{
				if (ShouldItemTrackView())
				{
					NewsManager man = NewsManager.GetManager();
					var item = man.GetNewsItems().FirstOrDefault(i => i.Id == id);
					if (item != null)
					{
						man.Provider.SuppressSecurityChecks = true;
						HttpContext.Current.Session[id.ToString()] = true;
						item.ViewsCount++;
						man.SaveChanges();
						man.Provider.SuppressSecurityChecks = false;
					}
				}
			}
		}

		public static void IncrementBlogsViewCount(Guid id)
		{
			if (!WasSessionTracked(id))
			{
				if (ShouldItemTrackView())
				{
					BlogsManager man = BlogsManager.GetManager();
					var item = man.GetBlogPosts().FirstOrDefault(i => i.Id == id);
					if (item != null)
					{
						man.Provider.SuppressSecurityChecks = true;
						HttpContext.Current.Session[id.ToString()] = true;
						item.ViewsCount++;
						man.SaveChanges();
						man.Provider.SuppressSecurityChecks = false;
					}
				}
			}
		}


		/// <summary>
		/// Check the Current Session if this has already been tracked
		/// </summary>
		/// <param name="id">Id of the content item</param>
		/// <returns>True when the id is not in the current session</returns>
		private static bool WasSessionTracked(Guid id)
		{
			return HttpContext.Current.Session[id.ToString()] != null && (bool)HttpContext.Current.Session[id.ToString()] == true;
		}

		/// <summary>
		/// Check if the item should be tracked
		/// </summary>
		/// <returns>True when not design more, inline editing or preview</returns>
		private static bool ShouldItemTrackView()
		{
			return !SystemManager.IsDesignMode && !SystemManager.IsInlineEditingMode && !SystemManager.IsPreviewMode;
		}
	}
}