C Elias Diaz was recalled from the Pirates' Triple-A affiliate in Indianapolis to replace C Chris Stewart, who went on the 10-day disabled list with a left hamstring strain. Diaz pinch hit in the eighth inning and hit into a force out.

C Elias Diaz was optioned to Triple-A Indianapolis on Monday. In four games for Pittsburgh this season, he went 2-for-9 with no RBIs.

C Elias Diaz has shown improvement behind the plate and with the bat, but could be the odd man out if Francisco Cervelli's foot injury is stabilized. "I think there's great opportunities to learn and grow," Pirates manager Clint Hurdle said. "The blocking, the throwing. The arm is visible, the strength. The receiving part of it. The last piece to come for every catcher's arsenal at this level is the game-calling and the knowing of the pitchers." Diaz showed his potential in that area Tuesday night when he helped navigate Tyler Glasnow through his first major-league victory after a rough first inning.

C Elias Diaz was recalled on Monday from Triple-A Indianapolis, where he was batting .305/.317/.441 in 15 games. He is hitless in six major league at-bats over the past two seasons with the Pirates.

C Elias Diaz, who recently had leg surgery for cellulitis (bacterial infection), was called up by the Pirates on Tuesday and placed on the 60-day disabled list. The move cleared a spot on the 40-man roster for newly acquired LHP Wade LeBlanc. In one major league game this season, Diaz was 0-for-4 with an RBI. He hit .290/.331/.339 with one homer and 16 RBIs in a total of 34 minor league games for three clubs.

C Elias Diaz had leg surgery for cellulitis (bacterial infection). The team expects a full recovery, but his season is over. He had been a candidate to be a September call-up. In one game this season, he was 0-for-4 with an RBI.

C Elias Diaz had leg surgery for cellulitis (bacterial infection). The team expects a full recovery, but his season is over.

C prospect Elias Diaz was in Pittsburgh being evaluated and treated by team medical staff for cellulitis in his left leg. He will be re-evaluated later in the week.

C Elias Diaz, summoned by the Pirates to serve as backup in case C Francisco Cervelli landed on the disabled list, was sent back to Triple-A Indianapolis on Thursday. He never was added to the major league roster this week. Diaz played one game July 24 against Philadelphia and went 0-for-4 with an RBI.

C Elias Diaz was called up from Triple-A Indianapolis but will not be added to the roster unless Francisco Cervelli cannot play. Diaz played one game July 24 against Philadelphia and went 0-for-4 with an RBI.

C Elias Diaz joined the Pirates in Atlanta on Wednesday, and the team would activate him later this week if C Francisco Cervelli still can't play due to a possible concussion. Diaz was optioned to Triple-A Indianapolis last week.

C Elias Diaz was returned to Triple-A Indianapolis. He had been filling in for C Eric Fryer, who came off paternity leave Tuesday. In his first career start Sunday, Diaz went 0-for-4 with a strikeout but got his first major league RBI on a groundout and threw out a runner at second.

C Elias Diaz was returned to Triple-A Indianapolis on Tuesday.

C Elias Diaz was optioned to Triple-A Indianapolis to open up a roster spot for C Eric Fryer, who was reinstated from the paternity list.

C Elias Diaz, filling in for C Eric Fryer (paternity leave), made his first major league start. He pinch-hit twice last season (0-for-2). Batting seventh, he went 0-for-4, but he got his first RBI on a groundout in the second. He also launched his first successful pickoff throw, getting Carlos Ruiz in the fourth after Ruiz doubled (although it took a challenge to get that out). "I thought Diaz caught a fantastic game," Hurdle said. "He game-planned so well, handled each pitcher that came out there professionally. A really impressive outing for him in his first major league start."

C Elias Diaz was recalled from Indianapolis to fill in for Eric Fryer, who is on paternity leave. Diaz did not get into the game.

C Elias Diaz, who had been on the disabled list due to right elbow discomfort, was activated and optioned to Triple-A Indianapolis on Wednesday. In 10 rehab games, he went 11-for-34 (.325) with a homer and six RBIs.

C Elias Diaz (right elbow discomfort) moved his rehab assignment to Triple-A Indianapolis on Tuesday, and he went 0-for-4. In 10 rehab games overall, he is 11-for-34 (.325) with a homer and six RBIs.

C Elias Diaz (right elbow discomfort), who has been on the disabled list since the beginning of the season, reported to Double-A Altoona on Saturday. He was 9-for-23 (.391) in seven games in his rehab assignment with Class A Bradenton of the Florida State League. Diaz was 1-for-3 Sunday for Altoona in a 3-2 loss to visiting Harrisburg.

C Elias Diaz (right elbow discomfort), who has been on the disabled list since the beginning of the season, reported to Double-A Altoona on Saturday. He was 9-for-23 (.391) in seven games in his rehab assignment with Class A Bradenton of the Florida State League. Diaz started and batted sixth on Saturday for Altoona in a home game against Harrisburg, a farm team of the Nationals. He was 1-for-4 in a 4-2 loss in 12 innings.