diff --git a/app/controllers/schedules_controller.rb b/app/controllers/schedules_controller.rb
index 230cda2f..450dcf32 100644
--- a/app/controllers/schedules_controller.rb
+++ b/app/controllers/schedules_controller.rb
@@ -72,6 +72,11 @@ class SchedulesController < ApplicationController
     ).select(&:happening_now?)
     @events_schedules = [] unless @events_schedules
     @current_time = Time.now.in_time_zone(@conference.timezone)
+
+    respond_to do |format|
+      format.html
+      format.json { render json: @events_schedules.as_json(root: false, include: :event) }
+    end
   end
 
   def app
diff --git a/app/models/event.rb b/app/models/event.rb
index ff798651..686c6aa8 100644
--- a/app/models/event.rb
+++ b/app/models/event.rb
@@ -33,6 +33,8 @@
 class Event < ApplicationRecord
   include ActiveRecord::Transitions
   include RevisionCount
+  include FormatHelper
+
   has_paper_trail on: [:create, :update], ignore: [:updated_at, :guid, :week], meta: { conference_id: :conference_id }
 
   acts_as_commentable
@@ -337,6 +339,10 @@ class Event < ApplicationRecord
     time <=> other.time
   end
 
+  def serializable_hash(options = {})
+    super(options).merge('rendered_abstract' => markdown(abstract))
+  end
+
   private
 
   ##
diff --git a/app/models/event_schedule.rb b/app/models/event_schedule.rb
index 07b31a30..036a89f2 100644
--- a/app/models/event_schedule.rb
+++ b/app/models/event_schedule.rb
@@ -55,16 +55,19 @@ class EventSchedule < ApplicationRecord
   # True within `threshold` before and after the event.
   #
   def happening_now?(threshold = 30.minutes)
+    # TODO: Save start_time with local timezone info when making an event schedule
     in_tz_start = start_time.in_time_zone(timezone)
     in_tz_end = end_time.in_time_zone(timezone)
     in_tz_start -= in_tz_start.utc_offset
     in_tz_end -= in_tz_end.utc_offset
+
+    return false if in_tz_end < Time.now
+
     begin_range = Time.now - threshold
     end_range = Time.now + threshold
     event_time_range = in_tz_start..in_tz_end
     now_range = begin_range..end_range
-    # TODO: There's probably better logic.
-    event_time_range.overlaps?(now_range) && (in_tz_end > Time.now)
+    event_time_range.overlaps?(now_range)
   end
 
   def self.withdrawn_or_canceled_event_schedules(schedule_ids)
diff --git a/spec/controllers/conferences_controller_spec.rb b/spec/controllers/conferences_controller_spec.rb
index c9a17d14..f6c81de4 100644
--- a/spec/controllers/conferences_controller_spec.rb
+++ b/spec/controllers/conferences_controller_spec.rb
@@ -48,5 +48,4 @@ describe ConferencesController do
       expect(response.response_code).to eq(200)
     end
   end
-
 end
diff --git a/spec/controllers/schedules_controller_spec.rb b/spec/controllers/schedules_controller_spec.rb
index 8724c21b..22cb7c1a 100644
--- a/spec/controllers/schedules_controller_spec.rb
+++ b/spec/controllers/schedules_controller_spec.rb
@@ -27,4 +27,49 @@ describe SchedulesController do
       end
     end
   end
+
+  describe 'GET #happening_now' do
+    let!(:conference2) { create(:full_conference, start_date: 1.day.ago, end_date: 7.days.from_now, start_hour: 0, end_hour: 24) }
+    let!(:program) { conference2.program }
+    let!(:selected_schedule) { create(:schedule, program: program) }
+    let!(:scheduled_event1) do
+      program.update_attributes!(selected_schedule: selected_schedule)
+      create(:event, program: program, state: 'confirmed', abstract: '`markdown`')
+    end
+    let!(:event_schedule1) { create(:event_schedule, event: scheduled_event1, schedule: selected_schedule, start_time: Time.now.in_time_zone(conference2.timezone).strftime('%a, %d %b %Y %H:%M:%S')) }
+    let!(:scheduled_event2) do
+      program.update_attributes!(selected_schedule: selected_schedule)
+      create(:event, program: program, state: 'confirmed')
+    end
+    let!(:event_schedule2) { create(:event_schedule, event: scheduled_event2, schedule: selected_schedule, start_time: (Time.now.in_time_zone(conference2.timezone) + 1.hour).strftime('%a, %d %b %Y %H:%M:%S')) }
+
+    context 'html' do
+      before :each do
+        get :happening_now, params: { conference_id: conference2.short_title }
+      end
+
+      it 'has 200 status code' do
+        expect(response).to be_success
+      end
+    end
+
+    context 'json' do
+      before :each do
+        get :happening_now, format: :json, params: { conference_id: conference2.short_title }
+      end
+
+      it 'has 200 status code' do
+        expect(response).to be_success
+      end
+
+      it 'returns the events that are happening now' do
+        expect(response.body).to include(event_schedule1.to_json(include: :event))
+        expect(response.body).not_to include(event_schedule2.to_json(include: :event))
+      end
+
+      it 'contains the rendered markdown in HTML of events that are happening now' do
+        expect(response.body).to include('code')
+      end
+    end
+  end
 end
diff --git a/spec/models/event_spec.rb b/spec/models/event_spec.rb
index 2beb3a20..1ed2ac9e 100644
--- a/spec/models/event_spec.rb
+++ b/spec/models/event_spec.rb
@@ -448,4 +448,14 @@ describe Event do
       end
     end
   end
+
+  describe '#serializable_hash' do
+    let(:event2) { create(:event, program: conference.program, abstract: '`markdown`') }
+
+    context 'serializes event correctly' do
+      it 'contains rendered markdown in HTML' do
+        expect(event2.serializable_hash['rendered_abstract']).to include('<code>markdown</code>')
+      end
+    end
+  end
 end