Corrections & Amplifications

A survey by research firm comScore Inc. found that 17.5% of people who own Apple Inc.'s iPad tablet also own BlackBerry phones from Research In Motion Ltd., and 41% of iPad owners own a phone other than the BlackBerry, iPhone or Android. A graphic on the Technology page on Tuesday incorrectly showed 28.9% of iPad users also owned BlackBerry devices and 29.6% owned "other" phones.

Both long-term and short-term capital losses can be used to offset capital gains, and the excess amount can be used to offset up to $3,000 of ordinary income per year. An article on last-minute tax tips in the April 2 Weekend Investor failed to include short-term losses as part of this strategy.

The Memphis Grizzlies beat the San Antonio Spurs in Sunday's NBA playoff game. A sports article Tuesday said they beat the Los Angeles Lakers.

Rami Makhlouf, an influential Syrian businessman and first cousin of President Bashar Assad, was designated by the U.S. Treasury Department for benefiting from Syrian corruption. Bret Stephens's Global View column suggested he had not yet been designated.

Tsui Hark is the director of "Detective Dee and the Mystery of the Phantom Flame." A guide to recommended films at the Tribeca Film Festival Tuesday incorrectly referred to him as Mr. Hark instead of Mr. Tsui.

A film about Chinese artist Ai Weiwei is scheduled for release in the fall. A Tuesday story about the film incorrectly said the filmmaker aims to release it within the next few weeks.

Lance Lindblom is the president and CEO of the Nathan Cummings Foundation. A management story Monday incorrectly stated he was the founder. The Nathan Cummings Foundation was founded by Nathan Cummings.