"The Department of Defense recently released its fiscal year 2020 budget, and spending is expected to hit $718 billion, about 6% higher than last year," reports Al Root for Barron's. "The increased spending supports sales growth targets for sector, and Wall Street has taken notice. Analysts like the entire sector. About 65% of the ratings on defense companies, such as Lockheed Martin (NYSE: LMT) are 'buys.'"