Rules of photography and Caption review

Caption #1

Who - President Barack Obama and his wife Michelle Obama are hugging each other, embracing, tight hug, close to each other.
what - They were at the airport, Washington D.C. Kennedy International Airport, on the tarmac out by the air plane.
when - It was taken Monday, November 17th at 11 a.m.
why - They had been separated for 3 weeks while Obama was on the campaign trail trying to get re-elected president of the United States.
how -
background - President Obama tripped and fell on his way into the terminal and hit his head hard enough that the medical team nearby had to come out to help him.

Sentence #1

President Barack Obama embraces his wife Michelle at the Kennedy International Airport after returning home from a trip to Ohio where he was stumping for re-election.

Sentence #2

The President, while on his way to the terminal, tripped and fell requiring media attention for a cut on his left cheek.

Caption Head

Tripping his way to the Presidency.

Caption #2

Who - The famous South Korean singer Psy is enjoying his own concert in the capital of his country.
what - He was performing in a famous soccer stadium of Central Seoul, South Korea.
where - in central Seoul, South Korea.
when - It was taken Friday, October 2nd at 8 p.m.
why - He was doing a tour worldwide and started in his country where he was born.
how -
background - South Korean singer Psy get injured one of his legs while going to the first tour concert where he needed medical attention.

Sentence #1

South Korean singer Psy is singing and dancing the Gangnam Style at the same time at the huge Soccer Stadium in central Seoul after deciding to do a tour worldwide.

Sentence #2

Psy, while on his way to the Soccer Stadium had a car accident and received quickly medical attention before the concert.

Caption Head

Starting the tour worldwide.

Caption #3

Who - The pilot Felix Baumgartner of Austria did the highest jump ever breaking the sound barrier from out of the Earth.
what - He was jumping from a capsule 24 miles up from the Earth.
where - in the space.
when - It was taken Sunday, October 14th, 2012.
why - He wanted to show the world that everything is possible.
how -
background - Pilot Felix Baumgartner after doing the highest jump ever was deaf for some minutes where he was checked from a doctor when arrived in the Earth.

Sentence #1

Pilot Felix Baumgartner is jumping with a heavy gear of Red bull from a capsule that will release him to Earth to break the sound barrier.

Sentence #2

Felix Baumgartner after arriving at Earth he was deaf for some minutes, doctors came to help him to see if he was completely deaf after that long jump.

Caption Head

Highest jump ever.

Aperture - is about the lens and how the opening is inside whether really big or small. You have complete control of this.
Shutter Speed - how fast the camera opens and closes letting light into the center. You have complete control of this.
ISO - How sensitive the sensor is to light. You have complete control of this. Grain.
Intensity - How bright the light is.
Shadows - Absence of light. Shadows impact photography.
Diffusion - Blocking the light, changing the intensity of the light.
Exposure - Too light, too dark or perfect exposure.

Telephoto - Zoom in and get closer to the subjects.
Prime - Not zoom at all.
Wide angle - Really wide angle.

Timeliness -
Proximity -
Conflict -
Human interest -
Prominence -
Impact -
Novelty -

Shallow - big opening
Wide - small opening