A $750 million deal for online sports and casino betting app DraftKings to acquire lottery app Jackpocket is expected to be finalized in the second half of the year. Jackpocket’s New Jersey raised CEO, Pete Sullivan, a 2007 graduate of Rutgers University, agreed to sell his company in February. Regulatory approvals necessary to finish the deal are expected to be complete in the coming months. Under terms of the merger agreement, Jackpocket shareholders will get about $412.5 million in cash and $337.5 million in stock, the company said in a statement. Jackpocket operates in New Jersey, Washingt…