diff --git a/presentation/outline.txt b/presentation/outline.txt
index 914bfd0..ebcd8fc 100644
--- a/presentation/outline.txt
+++ b/presentation/outline.txt
@@ -3,18 +3,15 @@ Multi-Messenger Astrophysics
 
 Instruments and Observations
 Neutrino
-	IceCube
-		place, size
-
-	Interactions
-		- CC
-		- NC
+	Basics
+		Observatories:	IceCube, ANTARES, KM3NET
+		Interactions (CC, NC)
 
 	Properties of this neutrino
 		cc -> muon
 		129TeV
-
-	Followup of Antares
+	
+		Followup of Antares showed nothing
 
 
 High Energy gamma ray
@@ -78,10 +75,3 @@ Interpretations
 		associate \nu with \gamma
 		chance disfavored at 3\sigma
 	Science to be extracted
-	
-
-	
-		
-		
-		
-
diff --git a/presentation/seminar.tex b/presentation/seminar.tex
index 0b46da8..b5abae0 100644
--- a/presentation/seminar.tex
+++ b/presentation/seminar.tex
@@ -2,6 +2,12 @@
 
 \usepackage{amsmath}
 
+\addtobeamertemplate{navigation symbols}{}{%
+    \usebeamerfont{footline}%
+    \usebeamercolor[fg]{footline}%
+    \hspace{1em}%
+    \insertframenumber
+}
 \title{Multi-messenger observations of a flaring Blazar}
 
 \date{\today}
@@ -14,17 +20,25 @@
 
 \begin{frame}
 	\frametitle{Outline}
+	\tableofcontents
 \end{frame}
 
 
 \begin{frame}
 	\frametitle{Multi-Messenger Astrophysics}
 	\begin{table}
+		\centering
+	\begin{tabular}{r|c|c|c|c|c}
 					& EM	& CR	& GW	& $\nu$ & year \\
+	\hline
 		Solar Flare	& yes	& yes	&		&		& 1940 \\
+	\hline
 		Supernova	& yes	&		& pred	& yes	& 1987 \\
+	\hline
 		NS merger	& yes	&		& yes	& pred	& aug 2017 \\
+	\hline
 		Blazar		& yes	&		&		& yes	& sep 2017 \\
+	\end{tabular}
 	\end{table}
 \end{frame}
 \note{
@@ -32,63 +46,122 @@
 }
 
 
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-% Observatories connected
-\section{Involved Observatories}
-\begin{frame}
-	\frametitle{Observatories}
-\end{frame}
-
-%% Neutrino detectors ( IceCube, ANTARES )
+\section{Instruments and Observations}
 \subsection{Neutrinos}
 \begin{frame}
-	\frametitle{IceCube}
-\end{frame}
-
-%% \gamma-ray detectors ( FermiLAT, AGILE )
-\subsection{Gamma rays}
-\begin{frame}
-	\frametitle{FermiLAT}
-\end{frame}
-
-\begin{frame}
-	\frametitle{AGILE}
-\end{frame}
-
-%% VHE \gamma-ray detectors ( HESS, MAGIC, HAIC )
-\subsection{VHE Gamma rays}
-\begin{frame}
-	\frametitle{HESS}
-\end{frame}
-
-\begin{frame}
-	\frametitle{Imaging Cherenkov Telescopes}
+	\frametitle{Basics}
 	\begin{itemize}
-		\item MAGIC
-		\item HAIC
+		\item Neutrino interacts in atmosphere, ice or water
+		\item<2-> Charged particle gets into the ice or water and emit Cherenkov photons
+		\item<3-> Cherenkov photons detected by DOMs in the matter
+	\end{itemize}
+\end{frame}
+\note{
+	Observatories: IceCube, ANTARES, KM3NET
+
+	Interactions
+	Charged Current vs Neutral Current
+
+	Cherenkov
+	Digital-Optical Modules
+
+	Types of events
+	Tracklike vs Showerlike
+}
+\begin{frame}
+	\frametitle{event IC-170922A}
+	\begin{columns}[t]
+		\begin{column}{0.6\textwidth}
+			\begin{itemize}
+				\item Muon detected
+				\item Energy deposited $~23.7$ TeV
+			\end{itemize}
+			\begin{itemize}
+				\item Muon neutrino
+				\item Energy $~290$ TeV
+				\item Spatial Resolution $< 1^\circ$
+				\item 
+			\end{itemize}
+		\end{column}
+		\begin{column}{0.3\textwidth}
+			\begin{figure}
+				\includegraphics[width=\textwidth]{images/IC-170922A-event_display.png}
+			\end{figure}
+		\end{column}
+	\end{columns}
+\end{frame}
+\note{
+	Muon detection
+
+
+	E ~ TeV => atmospheric origin not excluded
+	=> EM observation needed to tie to source
+
+
+	followup ANTARES
+	 - 1 day
+	 - sensitivity is 1/10 of IceCube
+
+	prior data of IceCube
+	 - $3\sigma$ indication of earlier detection in direction
+
+}
+
+
+\subsection{Gamma Rays}
+\begin{frame}
+	\frametitle{Instruments}
+	\begin{itemize}
+		\item FermiLAT
+		\item AGILE
+	\end{itemize}
+\end{frame}
+\note{
+	FermiLAT on Fermi satellite
+
+	AGILE
+	 - italian spacecraft
+}
+
+\begin{frame}
+	\frametitle{Observations}
+	\begin{columns}[t]
+		\begin{column}{0.7\textwidth}
+			\begin{itemize}
+				\item $\gamma$-ray blazar TXS 0506+056
+			\end{itemize}
+		\end{column}
+		\begin{column}{0.3\textwidth}
+			\begin{figure}
+				\centering
+				\includegraphics[width=\textwidth]{images/IC-170922A-positioning-FermiLAT.png}
+			\end{figure}
+		\end{column}
+	\end{columns}
+\end{frame}
+\note{
+	position 0.1 grad from best-fitting direction
+
+	what is blazar
+
+	study triggered redshift measurement
+
+	elevated gamma emission
+
+	automated processing showed previous flare.
+	-> usual, only studied because of neutrino
+}
+
+\subsection{Very High Energy Gamma Rays}
+\begin{frame}
+	\frametitle{Instruments}
+	\begin{itemize}
+		\item Imaging Atmospheric Cherenkov Telescope
+		\item Water Cherenkov Telescope
 	\end{itemize}
 \end{frame}
 
 
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-% Coincidence of the high-energy neutrino
-\section{Multi-messenger observation}
-\begin{frame}
-	\frametitle{IceCube-170922A}
-
-	muon-track -> muon-neutrino
-	~290 TeV in neutrino
-\end{frame}
-
-
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-% Explanation of a Blazar
-\section{What is a Blazar?}
-\begin{frame}
-	\frametitle{AGN}
-\end{frame}
-
 
 
 \end{document}