Internal documents reviewed by NBC News offer a closer look at how Live Nation operates behind the scenes, detailing its negotiations with artists and venues and suggesting that the accounting methods used to calculate partner payouts may not align with its own figures.

Gunman opens fire from moving car in European tourist hot spot, leaving 6 dead and at least 15 wounded
Małopolska Police and MPK S.A. confirmed a Polish gunman opened fire at a popular tourist destination in Kraków Saturday, killing six people and wounding at
