Jenny from the Block has a brand new rock. Allure reports Jennifer Lopez and Alex Rodriguez are officially engaged. Rodriguez, known to fans as A-Rod, announced his and J.Lo's new relationship status over social media. He posted a photo of the engagement ring and captioned the pic, ?She said yes." The photo shows an emerald-cut diamond ring and J.Lo's well-manicured hand. Rodriguez also shared his thoughts about soulmates on his Instagram Story.