The iPhone mini is staying in Apple's lineup for at least another year. At its California Streaming event, the company announced its base model iPhone will once again come in two sizes. And like its bigger sibling, the iPhone 13 mini features the company's latest system-on-a-chip, the A15 Bionic. According to Apple, the 5nm chip includes nearly 15 billion transistors.Critically, Apple claims battery life is noticeably improved on its latest iPhones. Compared to its predecessor, the company says most users should get an hour and a half of additional battery from the iPhone 13 mini.Developing...Follow all of the news from Apple's iPhone event right here. Click here to read full news..