That agony burns deep in the families of thousands -- thousands of Americans who have been stolen from our lives by a bullet from a gun over these last 100 days -- including Hadiya Pendleton, who was killed on her way to school less than two months ago, and whose mom is also here today.

WHITEHOUSE: Remarks by the President on Gun Safety

"Phosphorus burns on the skin are deep and painful, " according to GlobalSecurity.org, a military research website.

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Shallow burns hurt much more than deep ones - the nerves under the skin have not been burned away.

BBC: Saving your skin

It says the burns are usually multiple and deep, down to the bone, and the particles will continue to burn unless deprived of oxygen.

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"You really need someone who is a renaissance person with a tremendous range of skill, both political and substantive, with a deep reservoir of knowledge, " Burns said.

CNN: STORY HIGHLIGHTS

"You really need someone who is a renaissance person with a tremendous range of skill, both political and substantive, with a deep reservoir of knowledge, " Burns said in an interview.

CNN: Obama nominates John Kerry to be secretary of state

Burns also allowed us to see that Bonds did have a deep affection for his father and time did heal the wounds caused by family strife and addiction.

FORBES: Reflections on 'Top of The Tenth Inning'

Filin's face and eyes suffered severe burns in the Jan. 17 attack, which exposed a culture of deep intrigue and infighting at the famed theater.

NPR: Dancer Accused In Bolshoi Attack Defends Actions