1. Apple has been working hard to bolster its mapping technology since ditching Google Maps in 2012.

2. It even describes how to bolster battery life to keep the music going longer.

3. Now, the researchers are trying to bolster their theory with additional fossils.

4. The investigation comes as China looks to bolster its antitrust enforcement.

5. The Federal Reserve still thinks the economy needs aggressive measures to bolster growth.

6. This month, President Barack Obama outlined a plan to bolster gun regulation.

7. The Trump administration has said the travel restrictions are designed to bolster national security.

8. The FDA said the rule aims to bolster product safety.

9. Apple frequently makes acquisitions and investments to bolster its technologies.

10. The goal is to bolster the checks and balances on management, according to the recommendations.

11. Both sides have sought to bolster their positions since then.

12. They also want to sell as much oil as possible in the short term to bolster their depleted budgets.

13. The reported advance would bolster Houthi gains on the southern port city, a key battle ground.