[contentcards url=”https://www.wpxi.com/news/local/pittsburgh-mass-shooting-11-shot-2-dead-easter-sunday-shooting-north-side-neighborhood/TXEWCSNNKREZ3MWIYH73NA7MZE/” target=”_blank”] By WPXI.com News Staff PITTSBURGH, Pa. — Pittsburgh police are investigating after a tragic mass shooting early Easter Sunday in the East Allegheny…