A series of explosions rocked Lebanon again on Wednesday afternoon, seemingly targeting handheld walkie-talkies. The day before, another coordinated pager attack in Lebanon injured thousands.

Lebanese officials reported that Wednesday's second wave of explosions killed at least 20 people and injured thousands more.

On Wednesday, there were reports of explosions in cell phones, laptops, walkie-talkies, radios, solar systems and fingerprint recognition devices.

Car,…