It’s a tradition for the solemn U.S. Army Caisson Platoon to march in local events, even ones as festive as the parade that signals the beginning of rodeo season in San Antonio.

Lt. Col. Wayne Shanks at Fort Sam Houston said the platoon’s appearance helps keep the Army connected to the community.

American citizens who become leaders in al-Qaida or other terrorist organizations overseas and pose "an imminent threat" to Americans may be killed with drone strikes even when there's no evidence that they have specific plans to attack Americans or U.S. interests, according to a Justice Department memo that surfaced Monday.

NPR's Carrie Johnson tells our Newscast Desk that:

The daily lowdown on books, publishing, and the occasional author behaving badly.

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RENEE MONTAGNE, HOST:

Good morning. I'm Renee Montage. As one considers the many ways of wooing a beloved on Valentine's Day, the ungainly tuba and its deep bass sound are not the most obviously romantic. Still, a dozen tuba players at the University of Memphis in cute red vests and bow ties are offering a tuba serenade that will at least bring smiles. Their fee includes chocolates, a card, and two classic tunes like "My Girl" and "My Guy."

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(humming)

Northside Independent School District could see a bond election next year as district officials push off the need for one in 2013. Northside has seen about 3,000 additional students to the district ever year and the student population is now close to 100,000 students and 110 schools.

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Good morning. I'm Steve Inskeep.

Abbottabad, Pakistan became world famous in 2011. Osama bin Laden was killed at his hiding place there. Now, the city plans an image makeover. It plans a family-friendly amusement park. The Hazara Heritage Park and Amusement City will include restaurants, mini golf, a butterfly zoo and a lake. A lawmaker tells the Guardian newspapers the park should reassure the world the city is not full of militants and is safe.

It's MORNING EDITION. Transcript provided by NPR, Copyright NPR.

(We updated the top of this post with new material at 9:50 a.m. ET.)

As more becomes known about how authorities on Monday rescued an almost-6-year-old boy named Ethan from his nearly week-long captivity in an Alabama bunker with a gunman, some fascinating details are emerging.

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The federal government has proposed an ambitious plan to build public WiFi networks throughout the country. The idea is to boost innovation and make the Internet cheaper and more accessible.

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The Federal Communications Commission wants to do this by acquiring wireless spectrum from television broadcasters, including certain airwaves and set them aside for public use.

A $24.4 billion buyout that would take computer maker Dell private was announced Tuesday. The group negotiating to buy the company includes private equity firm Silver Lake, Microsoft and Dell's founder Michael Dell.