The fan mail of NFL players typically includes autograph and appearance requests and words of encouragement and support. Ravens rookie cornerback Marlon Humphrey’s on Friday included a gift: cell phone chargers. The team’s first-round pick in 2017 was arrested in Alabama on Jan. 25 and charged with third-degree robbery in an incident involving a cell phone charger. Humphrey was accused of stealing a $15 phone charger from an Uber driver on Jan. 13. According to the incident report, Humphrey asked to borrow a cell phone charger during an Uber ride to a Tuscaloosa, Ala., hotel.