North of the border, the battle for and against Scotland's independence will heat up.

BBC: What to expect in 2013?

Earlier today, the Turkish military confirmed that eight of its soldiers have gone missing since yesterday's battle on the border.

NPR: Turkish Government Feels Pressure to Hit Kurds

Across the border, Pakistan put its troops on full battle alert.

CNN: THE DANGER OF ESCALATION

Two years ago, the turf battle was over Nuevo Laredo, across the border from Laredo, Texas.

CNN: Stakes rise as drug war threatens to cross border

Two rifles from the program were found at the site of a December 2010 gun battle in Arizona that killed U.S. Border Patrol agent Brian Terry.

CNN: Senate panel agrees to new legislation on guns

The coalition and NATO have been seeking a way to effectively battle militants launching attacks from Pakistan's swath of tribal areas along the border.

CNN: Source: U.S. troops launch helicopter assault in Pakistan

Securing the long, porous border that divides Pakistan and Afghanistan has been a major challenge for the two countries as they try to battle insurgents, correspondents say.

BBC: Afghan militants ambush Pakistan troops in Upper Dir